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killer

US / ˈkɪlə(r) /

•

UK / ˈkɪlɚ /

A1

adjecitve
Being appealing or funny
noun
Something that is a challenge to deal with
Person, thing or animal that kills

its

US / ɪts /

•

UK / ɪts /

A1

adjecitve
Referring to or belonging to ‘it’
determiner
Of something; belonging or related to something
other
Possessive form of “it”

bronchiole

US / ˈbrɒŋkiəʊl /

•

UK / /

A1

other
Any of the smallest bronchial ducts; ending in alveoli

way

US / weɪ /

•

UK / we /

A1

adverb
Used to emphasize the amount of something
noun
Particular aspect of something being thought about
One of various choices that could be made
Particular existing condition or state
(Often long) distance or length of time
How something is done
Route to go to a place
Small street
Usual behavior, emotions or habits of someone

symptom

US / 'sɪmptəm /

•

UK / ˈsɪmtəm, ˈsɪmp- /

B1

noun
Sign that suggests that there is a problem

virus

US / 'vaɪrəs /

•

UK / ˈvaɪrəs /

B1

noun
File secretly put on computers to cause harm
Living organism that causes disease or sickness

antifungal

US / ˌæntɪˈfʌŋɡəl /

•

UK / ˌæntiˈfʌŋɡəl; ˌæntaɪˈfʌŋɡəl /

A1

other
Any agent that destroys or prevents the growth of fungi

damage

US / ˈdæmɪdʒ /

•

UK / ˈdæmɪdʒ /

A2

noun
Physical harm that is done to something
verb
To harm physically; to hurt or break something

they

US / ðeɪ /

•

UK / ðe /

A1

pronoun
Two or more people, animals, or things

bit

US / bɪt /

•

UK / bɪt /

A1

noun
Device put in a horse's mouth to control it
Small piece of something
verb
(E.g. of fish) to take bait and be caught

look

US / lʊk /

•

UK / lʊk /

A1

noun
Person's beauty or physical attractiveness
Particular style of dress, clothes, or appearance
The way someone, something appears to be
Act of searching for or examining something
verb
To appear to be; seem

may

US / meɪ /

•

UK / me /

A1

noun
5th month of the year
other
Used to express a desire
Expresses permission, possibility or probability
Used to show that a thing could be true

play

US / pleɪ /

•

UK / pleɪ /

A1

noun
Loose, free movement between two objects
Single action in a sports game
Performance in which people act in a theater
verb
To act as a character in a movie, or on stage
To perform music on an instrument
To use a device, e.g. a video game
To do something for enjoyment and fun
To do or perform a game or sport

this

US / ðɪs /

•

UK / ðɪs /

A1

adjecitve
Used to indicate something already been discussed
Used to indicate something happening around now
adverb
An indication by a physical motion or gesture
A specific amount of
determiner
Person, thing, or idea near you
pronoun
Person, thing that has already been discussed

body

US / ˈbɒd.i /

•

UK / ˈbɑdi /

A1

noun
An object distinct from other objects
A group of people involved in an activity together
Main part of something
A person's physical self

below

US / bɪ'ləʊ /

•

UK / bɪˈlo /

A1

preposition
In a lower position, place, or level

run

US / rʌn /

•

UK / rʌn /

A1

noun
Journey between two places made by ship or car
Series of similar things or successes and failures
Act of running; exercise of running
verb
To depart or travel according to a schedule
To cause an animal to move in a certain direction
(Of an engine) to be operating
To start or use a computer program
To flow in a certain direction, like a liquid
To manage or operate a business
To operate or drive something
(Of a road) to go from one place to another
To move your legs faster than walking

make

US / meɪk /

•

UK / mek /

A1

noun
Product made by a particular company; brand
verb
To arrange or prepare something e.g. dinner
To get to (a place) on time
To gain the status of (teacher, lawyer, etc.)
To create something by putting things together
To earn a certain amount of money at a job
To cause or force a person to do something
To cause something to happen or be formed

congestion

US / kənˈdʒestʃən /

•

UK / kənˈdʒestʃən /

B2

noun
Excessive accumulation of blood/fluid in the body

little

US / 'lɪtl /

•

UK / ˈlɪtl /

A1

adjecitve
Being short in length of time
Not great in size, amount, or degree; small
Being very young or younger than others
adverb
By an amount or degree that is not very much
Not often; rarely
noun
A person's name

natural

US / ˈnætʃərəl /

•

UK / ˈnætʃərəl, ˈnætʃrəl /

A1

adjecitve
Being as one would expect; being usual or normal
Not made by humans; without human intervention

the

US / ðə /

•

UK / ðə /

A1

article
Used to refer to something already mentioned
Used to show there is only one of something
determiner
Used to describe all of a family

also

US / 'ɔ:lsəʊ /

•

UK / ˈɔlso /

A1

adverb
In addition; too; in a similar way

how

US / haʊ /

•

UK / haʊ /

A1

adjecitve
To what degree? in what amount?
adverb
(Used to explain the way to do something)
exclamation
For what purpose or reason?
(Used to ask someone or something's condition)

strong

US / strɒŋ /

•

UK / strɔŋ /

A1

adjecitve
(Of tea or beer) dark or thick
Having big muscles; physically powerful

under

US / ˈʌndə(r) /

•

UK / ˈʌndɚ /

A1

adjecitve
In the same place as another thing, but lower
adverb
In a lower quantity or price than expected
preposition
According to the terms of an agreement or law
Managed or controlled by the authority of
Being of a lesser quality or amount than expected
Influenced or affected by something or someone
Less or lower in age, amount, size or number

system

US / 'sɪstəm /

•

UK / ˈsɪstəm /

A1

adjecitve
Working in an organized, logical way
noun
Set of organized, planned ideas that work together

exchange

US / ɪksˈtʃeɪndʒ /

•

UK / ɪksˈtʃendʒ /

A2

noun
Sharing/directing a look, etc. at someone else
Short discussion or talk
The place you can change money to another currency
Place where things or services are exchanged
Act of returning something to a store
Act of giving a thing in return for another thing
verb
To share (a look, a few words etc.)
To sell one currency to get another
To return something to a store
To give things of similar value to each other

gland

US / ɡlænd /

•

UK / ɡlænd /

B2

noun
Organ that produces substances for the body to use

just

US / dʒʌst /

•

UK / dʒʌst /

A1

adjecitve
Proper or appropriate; as is deserved
Doing or being what is right or fair
Legally correct; having enough evidence
adverb
Almost; nearly
Exactly at the time of
Exactly (the same as, like)

for

US / fə(r) /

•

UK / fɔr,fə /

A1

preposition
Used to show the purpose, or need of something

through

US / θru: /

•

UK / θru /

A2

adjecitve
having finished using or doing something
adverb
From the beginning of something until the end
preposition
Over, in, across an entire thing or place
Allowing you to pass between, or to
By a particular way or process; by the use of

amount

US / ə'maʊnt /

•

UK / əˈmaʊnt /

A1

noun
Quantity of something
verb
To add up to a certain figure

difference

US / 'dɪfrəns /

•

UK / ˈdɪfərəns, ˈdɪfrəns /

A1

noun
A thing or issue that people do not agree about
Not of the same kind; unlike other things

difficult

US / 'dɪfɪkəlt /

•

UK / ˈdɪfɪˌkʌlt, -kəlt /

A1

adjecitve
Hard; not easy; you need to work hard to do it

inhale

US / ɪnˈheɪl /

•

UK / ɪnˈhel /

B2

verb
To breathe in something like air or smoke
To eat or drink something extremely fast

throat

US / θrəʊt /

•

UK / θroʊt /

A2

noun
Part of the neck that is below the chin

affect

US / ə'fekt /

•

UK / əˈfɛkt /

A2

verb
To cause a change in something else

cancer

US / 'kænsə(r) /

•

UK / ˈkænsɚ /

B1

noun
Any growth caused by abnormal cell division

only

US / ˈəunli /

•

UK / ˈonli /

A1

adverb
Just one; just that amount or thing; not more than
Not very important or serious
Just that type of thing, person
Short time ago; not before a certain time
conjunction
Except; but

put

US / pʊt /

•

UK / pʊt /

A1

phrasal verb
to make a light stop shining by pressing or moving a switch
verb
To move or place a thing in a particular position
To rate something in importance or value
To write or say something in a certain manner

terpene

US / ˈtɜːpiːn /

•

UK / ˈtɜːrpin /

A1

noun
Unsaturated hydrocarbon obtained from plants

release

US / rɪ'li:s /

•

UK / rɪ'li:s /

A2

noun
Act of freeing someone from a duty or burden
Introduction of a new product, film, book, etc.
Relief from sadness, suffering or trouble
Act of freeing from a jail, cage, prison, etc.
verb
To free someone from a responsibility or burden
To allow a film, music etc. to be sold/distributed
To allow to leave a jail, cage, etc.; let out
To let go of something you are holding

two

US / tu: /

•

UK / tu /

A1

number
2

come

US / kʌm /

•

UK / kʌm /

A1

verb
To arrive at a place
(Of mail) to be delivered
To move toward someone; go with someone
To reach a certain point or state

any

US / 'enɪ /

•

UK / ˈɛni /

A1

adjecitve
One, or some, no matter which
pronoun
One (thing) of many; some

help

US / help /

•

UK / hɛlp /

A1

noun
Something given to enable a person to do something
Assistance given to someone in need
Someone who makes something easier or possible
verb
To act to enable a person to do something; assist
To make something better or less difficult

keep

US / ki:p /

•

UK / kip /

A1

noun
Large, strong tower in the middle of a castle
Money spent on you so you can live in a place
verb
To continue doing something; not to stop
To stop balls going in a goal in sports
To not give back or return something
(Of food) to not spoil or not rot
To take possession of something to own, e.g. a pet
To have and continue to hold something
To do something that you have promised or agreed
To stay in a certain place or condition
To maintain the rules

call

US / kɔ:l /

•

UK / kɔl /

A1

noun
A order or request for action
The sound an animal makes, often when in danger
A correct prediction, e.g. a decision in a game
A short visit to a place or person
A decision by a referee or umpire in a game
verb
To make a request or order for action
(Animal) to make sounds to warn of danger
To announce the date of an election
To make a judgment about something
To give someone or something a name
To guess in advance the result or outcome
To visit a place or person for a short time
To phone someone
To speak, announce or shout in a loud voice

leave

US / li:v /

•

UK / liv /

A1

noun
Permission to do something
Vacation time; time off work
verb
To go away from; depart
To gift property to someone after you die
To allow something to continue happening
To let something remain unused or available
To let something or someone remain somewhere

where

US / hwɛə /

•

UK / hwɛr, wɛr /

A1

conjunction
At or in the place which
In whatever place
pronoun
Word you use to ask the location of something

tube

US / tju:b /

•

UK / tub,tjub /

B1

noun
Plastic or metal container for soft substances
Long hollow pipe used to hold or liquids or gases

but

US / bət /

•

UK / bʌt,bət /

A1

conjunction
Used before you say something different, opposite

single

US / 'sɪŋɡl /

•

UK / ˈsɪŋɡəl /

A1

adjecitve
Being one only, without others
Only; merely
Not married or in a relationship
noun
One run in cricket or a hit baseball
An individual song from a CD or album
Person who is not married or in a relationship

not

US / nɒt /

•

UK / nɑt /

A1

adverb
Word indicating the negative
(Used to form the negative of verbs)

our

US / 'aʊə(r) /

•

UK / aʊr /

A1

determiner
Belonging to us

powerful

US / ˈpauəful /

•

UK / ˈpaʊəfəl /

A2

adjecitve
Having control or influence over
Having a lot of physical force, energy, strength

effect

US / ɪ'fekt /

•

UK / ɪˈfɛkt /

A1

noun
An advantage, benefit
Change brought about by a cause; result

antiviral

US / ˌæntiˈvaɪrəl /

•

UK / ˌæntiˈvaɪrəl, ˌæntaɪ- /

A1

noun
Any drug that destroys viruses
Inhibiting or stopping the growth and reproduction of viruses

friend

US / frend /

•

UK / frɛnd /

A1

noun
Person who you like and enjoy being with

mold

US / məʊld /

•

UK / mold /

B1

noun
Distinctive type of character or nature
Fungus growing on old food or in wet dark places
Container to shape material into a certain form
verb
To influence a person's character or behavior
To form something into a shape

organ

US / 'ɔ:ɡən /

•

UK / ˈɔrɡən /

B1

noun
Part of a person's body with a particular function
Large institution or body
Large wind instrument similar to a piano

commonly

US / ˈkɒmənli /

•

UK / ˈkɑmənlɪ /

A2

adverb
Typically, normally; not unusually

breathe

US / bri:ð /

•

UK / brið /

A2

verb
To move air into and out of your lungs
To say something very softly
To stop moving so one can rest

can

US / kæn /

•

UK / kən,kæn /

A1

noun
A metal container for storing food
other
Able to; have the skill to; have the time to
verb
To have permission to
To be possible to do
To preserve food by sealing it in a metal container

enter

US / 'entə(r) /

•

UK / ˈɛntɚ /

A1

verb
To start a career or an education
To become a competitor in a contest
To add or type information in a computer
To go into a room, building etc.

war

US / wɔ:(r) /

•

UK / wɔr /

A2

noun
Situation where armies fight each other

sneeze

US / sni:z /

•

UK / sniz /

B1

noun
Act of air suddenly being forced out of nose/mouth
verb
To suddenly force air out of nose/mouth

dirty

US / ˈdɜ:ti /

•

UK / ˈdɜ:rti /

A2

adjecitve
Not clean
Not fair; dishonest or dishonorable
verb
To make something not clean; soil

involve

US / ɪn'vɒlv /

•

UK / ɪnˈvɑlv /

A2

verb
To have or be included as a part of something

please

US / pli:z /

•

UK / pliz /

A1

adverb
Used when you politely ask people for things
verb
To entertain someone, by dancing, singing etc.
To make someone happy by doing something

sinusitis

US / ˌsaɪnəˈsaɪtɪs /

•

UK / ˌsaɪnəˈsaɪtɪs /

A1

noun
Inflammation of one of the paranasal sinuses

video

US / 'vɪdɪəʊ /

•

UK / ˈvɪdiˌo /

A2

adjecitve
Of a moving film, with sound
noun
Recording capturing action with sound
verb
To make a moving film of, with sound

before

US / bɪˈfɔ:(r) /

•

UK / bɪˈfɔr,-ˈfor /

A1

adverb
At a time earlier than the present; previously
conjunction
In advance of something happening
preposition
In front of someone or something

have

US / həv /

•

UK / hæv /

A1

verb
To drink, smoke, eat or use something
To experience the effects of something
To organize an event, or join in an activity
To own, possess, or hold something
To cause to happen or produce a particular effect

miracle

US / 'mɪrəkl /

•

UK / ˈmɪrəkəl /

B1

noun
Amazing, seemingly impossible thing that happened

lung

US / lʌŋ /

•

UK / lʌŋ /

B1

noun
One of the two organs we use to breathe

decongestant

US / ˌdi:kənˈdʒestənt /

•

UK / ˌdikənˈdʒɛstənt /

A1

noun
Drug that decreases pulmonary congestion

decrease

US / dɪˈkri:s /

•

UK / dɪˈkris /

B1

noun
Amount by which something has been reduced
verb
To reduce the size, amount or number of something

bacteria

US / bæk'tɪərɪə /

•

UK / bækˈtɪriə /

B2

noun
The very small creatures that can cause disease

difficulty

US / ˈdɪfɪkəlti /

•

UK / ˈdɪfɪˌkʌlti, -kəl- /

A1

noun
Something that is hard to do

get

US / ɡet /

•

UK / ɡɛt /

A1

verb
To become affected by illness or disease
To begin to feel or understand an emotion or idea
To send or bring someone or something home, etc.
To go somewhere to obtain something
To (cause to) do a particular thing
To obtain, receive or be given something
To currently have
To prepare for use
To understand something being said or read

cause

US / kɔ:z /

•

UK / kɔz /

A2

noun
Belief, goal or organization that people support
Reason for
verb
To make something happen; create effect or result

antihistamine

US / ˌæntiˈhɪstəmi:n /

•

UK / ˌæntiˈhɪstəˌmin, -mɪn /

C1

noun
Medicine used to treat allergies and colds

about

US / ə'baʊt /

•

UK / əˈbaʊt /

A1

adverb
To be ready to; going to
Nearly; approximately; roughly
Near; next to; close to
In every direction; in the area of
preposition
Concerning or of (a topic)

even

US / 'i:vn /

•

UK / ˈivən /

A1

adjecitve
Being equal in influence, power, possibility etc.
Being divided equally or fairly
(Of teams/contest) with similar chances of success
Smooth, level, or regular
Can be divided by 2; ending in 2, 4, 6, 8, or 0
At a regular, equally steady manner
Remaining steady and unchanging
adverb
(When this is surprising) as well; too
(Used to compare two things/stress the difference)
verb
To make something level; to flatten
To make something equal

people

US / 'pi:pl /

•

UK / ˈpipəl /

A1

noun
Persons sharing culture, country, background, etc.
Men, Women, Children

reaction

US / rɪ'ækʃn /

•

UK / riˈækʃən /

A2

noun
Bodily response to a drug or something eaten
Feeling or action in response to something

that

US / ðæt /

•

UK / ðæt, ðət /

A1

adjecitve
The person or thing being talked about
Used to identify something both the speakers know
adverb
Used to reinforce adjectives and adverbs
To such a degree
conjunction
Used to connect a noun clause
Used to introduce an adverbial clause
Used to introduce a noun clause
determiner
Used as a noun to refer to something
pronoun
Referring an object far away
Used to refer to the relative pronoun ‘which’

what

US / wɒt /

•

UK / hwɑt, hwʌt, wɔt, wʌt,hwət, wət /

A1

pronoun
Thing or things that; the same kind as
Used to emphasize something you are about to say
adjecitve
Used to refer to a particular amount, or number
Used to place emphasis on a particular quality
adverb
To a certain degree
determiner
Question words used for asking for information
exclamation
Used to express excitement, shock, or surprise
Used to ask people to repeat something they said

great

US / ɡreɪt /

•

UK / ɡret /

A1

adjecitve
Very large in size
Very important
Very good; fantastic; wonderful
adverb
Very good; better than before
noun
Successful and well-admired person

mix

US / mɪks /

•

UK / mɪks /

A2

noun
A combination of more than two things
verb
To combine two or more things to make one
To meet and get along with others, e.g. at a party

oxygen

US / 'ɒksɪdʒən /

•

UK / ˈɑksɪdʒən /

B1

noun
A gas in the air that we need to breathe

proper

US / 'prɒpə(r) /

•

UK / ˈprɑpɚ /

A2

adjecitve
Correct according to social or moral rules

tissue

US / ˈtɪʃu: /

•

UK / ˈtɪʃu /

A2

noun
Substance formed by cells of living thing; flesh
Kind of thin, light paper used to pack objects
Thin soft paper for blowing the nose, etc.

complicate

US / ˈkɒmplɪkeɪt /

•

UK / ˈkɑ:mplɪkeɪt /

B1

verb
To make more difficult to do, understand or use

here

US / hɪə(r) /

•

UK / hɪr /

A1

adverb
In this place; at this location, position or time

production

US / prəˈdʌkʃn /

•

UK / prəˈdʌkʃən, pro- /

A2

noun
Process of producing or growing food naturally
Process of making something on a large scale
Process of making a movie or TV show

day

US / deɪ /

•

UK / de /

A1

noun
A period of 24 hours beginning at midnight
The period of time when it is light outside
Person's name

mucus

US / ˈmju:kəs /

•

UK / ˈmjukəs /

A1

noun
Thick liquid substance made in certain parts of the human body, such as the nose

pollutant

US / pəˈlu:tənt /

•

UK / pəˈlutn:t /

C1

noun
Toxic substance harmful to the environment

white

US / waɪt /

•

UK / hwaɪt, waɪt /

A1

adjecitve
Belonging to a race of people with light skin
Of the color of fresh snow and milk
noun
Person's name
Lightest color; The color of fresh snow.

sinus

US / ˈsaɪnəs /

•

UK / ˈsaɪnəs /

C1

noun
Space in the skull that connects with the nostrils

potent

US / 'pəʊtnt /

•

UK / ˈpotnt /

B2

adjecitve
(Of men) being able to make a woman pregnant
Having a powerful effect, e.g. on the body or mind

use

US / ju:s /

•

UK / ju:s /

A1

noun
Ability to employ something
Need to enable it to work
Permission to do something with something
Act of spending money
Operation of a machine for its function
verb
To have; to eat, drink, consume etc.
To need to operate or work
To operate a machine, e.g. a computer
To treat a person badly
To do something with, for a task or purpose

always

US / 'ɔ:lweɪz /

•

UK / ˈɔlwez,-wɪz,-wiz /

A1

adverb
For a very long time
At all times; in every situation
For ever

drug

US / drʌɡ /

•

UK / drʌɡ /

A2

noun
Illegal substance taken for effect on the mind
Chemical used as a medicine
verb
To give drugs to someone to make them sleep

dust

US / dʌst /

•

UK / dʌst /

A2

noun
Fine dry powder that builds up on surfaces
verb
To apply a fine powder to, e.g. sugar to a cake
To wipe something to remove dirt

many

US / 'menɪ /

•

UK / ˈmɛni /

A1

determiner
Used to refer a large number of things

will

US / wɪl /

•

UK / wɪl /

A1

noun
Desire or choice of someone
Document saying who gets your money when you die
Strong desire to do something; determination
Desire to do something; strong wish to do
other
Used with verbs to express the future
verb
To leave property to someone after your death
To use mental effort to make something happen
Am (is, are) likely to do
To influence someone to do something
To make something happen by strongly wanting it

too

US / tu: /

•

UK / tu /

A1

adverb
In addition, also; with emphasis
Say that something is more than you want

side

US / saɪd /

•

UK / saɪd /

A1

adjecitve
In addition to the central or most important thing
Next to, or very close to, the right or left of
noun
Position or opinion that is opposite to another
Right or left part of a person's body
Feature of someone's personality
Straight edge of an object
One of two or more groups fighting each other
verb
To decide to agree with one point, not the other

feel

US / fi:l /

•

UK / fil /

A1

verb
To be aware of or experience an emotion, sensation
To sense through direct contact; touch

allergic

US / əˈlɜ:dʒɪk /

•

UK / əˈlədʒɪk /

B2

adjecitve
Of or having a reaction to an allergy

concern

US / kənˈsɜ:n /

•

UK / kənˈsɚn /

A2

noun
Company, firm or business
Feeling of worry or anxiety
verb
To be about a particular topic
To have a direct impact on someone
To be responsible or mixed up in; to be involved
To feel worry or anxiety

medicinal

US / məˈdɪsɪnl /

•

UK / mɪˈdɪsənəl /

A2

adjecitve
Relating to the treatment of sickness or pain

imagine

US / ɪ'mædʒɪn /

•

UK / ɪˈmædʒɪn /

A1

verb
To think creatively about; form mental picture of

creep

US / kri:p /

•

UK / krip /

B1

noun
Scary or disliked person
verb
To move quietly so as not to be seen

fight

US / faɪt /

•

UK / faɪt /

A1

noun
An argument or quarrel
Act of trying to hurt someone by hitting them
A struggle to do a difficult task
verb
To argue or quarrel with someone about something
To try to hurt someone by hitting them
To struggle to do a difficult task

cell

US / sel /

•

UK / sɛl /

A2

noun
Smallest unit of living things in biology
Group of people - often from a secret organization
Prisoner's room in a jail
Shortened form of 'cellphone'

chest

US / tʃest /

•

UK / tʃɛst /

A2

noun
Strong, lidded container for storing things
Front of the body between neck and stomach

juice

US / dʒu:s /

•

UK / dʒus /

A2

noun
Liquids (often squeezed from vegetables, fruit)
Something that supplies power, e.g. electricity

family

US / 'fæməlɪ /

•

UK / ˈfæmli /

A1

noun
Close group of people or organizations
A group of people who are related through blood
Group of related plants or animals

down

US / daʊn /

•

UK / daʊn /

A1

adjecitve
Being sad, sick, or unhappy
Not operating, working, or functioning as expected
adverb
In a sitting or lying position
Towards or on the ground, floor, or bottom
Written or copied onto a piece of paper or book
noun
A period of play in American Football
The soft, smooth hairs that cover a bird's body
preposition
Along something's path, course, or direction
Going from a higher position to a lower position
verb
To eat or drink very quickly and without stopping

comment

US / 'kɒment /

•

UK / ˈkɑmɛnt /

A2

noun
Something you say, giving an opinion; remark
verb
To say something that gives your opinion

block

US / blɒk /

•

UK / blɑk /

A2

noun
Solid piece of material used for building
A piece of wood, chocolate etc.
Hard piece of wood, stone etc. with straight edges
Building made up of offices or apartments
Area of a city divided by four streets
verb
To stop from going forward or making progress

tract

US / trækt /

•

UK / trækt /

B2

noun
A large stretch of land
System of internal body parts, e.g. the intestines
Piece of writing that communicates a certain view

see

US / si: /

•

UK / si /

A1

verb
To go on a date with someone
To predict whether something is, or will be true
To understand what someone says
To use your eyes to look at something
To visit a place often for sightseeing or pleasure
To visit or meet with someone
To find out by waiting or looking
To watch (a game, movie or TV show)

anti

US / 'æntɪ /

•

UK / ˈæntaɪ, -ti /

B2

adjecitve
A prefix meaning 'against' or 'opposed'

blood

US / blʌd /

•

UK / blʌd /

A2

adjecitve
Related by birth; family
noun
Red liquid in the bodies of people and animals
verb
To be initiated into something, e.g. a secret club

away

US / ə'weɪ /

•

UK / əˈwe /

A1

adjecitve
Not present
adverb
Disappear completely
Doing something with a lot of energy
Not here; far from here; in a different direction
To a different area, location

problem

US / ˈprɒbləm /

•

UK / ˈprɑbləm /

A1

adjecitve
Causing trouble
noun
Something difficult to deal with or causes trouble
Question to show understanding of a math concept

everyday

US / ˈevrideɪ /

•

UK / ˈɛvriˈde /

A1

adjecitve
Used or seen daily; for daily use; ordinary

boost

US / bu:st /

•

UK / bust /

B1

noun
An increase in something
verb
To increase something; to make something better
To push someone or something up from beneath them

with

US / wɪð /

•

UK / wɪð, wɪθ /

A1

preposition
As an employee of a certain company
Against something or someone
By using something as a means
Due to; because of
Including
Possessing as a feature
Related to
(Of the manner/attitude by which you do something)
Used to express that people or things are together

flavonoid

US / ˈfleɪvənɔɪd /

•

UK / ˈflevəˌnɔɪd /

A1

noun
Any of a large class of plant pigments having a chemical structure based on or similar to flavone

increase

US / ɪn'kri:s /

•

UK / ɪnˈkris /

A1

noun
Fact of increasing; amount something grows by
verb
To make or become larger in size or amount

air

US / eə(r) /

•

UK / er /

A1

noun
Mixture of gases around the earth that we breathe
A person's manner intended to impress others
verb
To expose to the outside, to dry or freshen
To broadcast a TV or radio show
To open a subject to discussion and debate

substance

US / 'sʌbstəns /

•

UK / ˈsʌbstəns /

A2

noun
Essence of; most basic or central qualities
Particular type of material
Having material form; existing
Quality of truth, importance, or meaningfulness

asthma

US / ˈæsmə /

•

UK / ˈæzmə, ˈæs- /

B2

noun
Lung illness causing difficulty in breathing

swell

US / swel /

•

UK / swɛl /

B1

noun
Being overcome from feeling a strong emotion
Act of growing in size or increasing in number
The size of the waves (surfing)
verb
To feel overcome due to a strong emotion
To increase in size or number larger than normal
To become larger than normal, often due to injury

share

US / ʃeə(r) /

•

UK / ʃɛr /

A2

noun
Part-ownership in a property, business or company
Part of a company you own, shown by a certificate
verb
To divide something between two or more people
To allow others to use your things equally
To give information, etc. to someone

out

US / aʊt /

•

UK / aʊt /

A1

adverb
No longer stylish (e.g. fashion)
Away from home, business, or the usual place
In a direction/movement away from inside or center
noun
Act when a batter cannot continue playing
verb
To tell people a secret

most

US / məʊst /

•

UK / most /

A1

adverb
Very; extremely
Greatest possible degree
pronoun
Nearly all of something

drink

US / drɪŋk /

•

UK / drɪŋk /

A1

noun
A liquid that you put in your mouth
verb
To put water in your body through your mouth

pollen

US / ˈpɒlən /

•

UK / ˈpɑ:lən /

B2

noun
Fine, usually yellow powder produced by plants

major

US / 'meɪdʒə(r) /

•

UK / ˈmedʒɚ /

A2

adjecitve
Main league; esp. referring to American baseball
Important, serious, or large in scope, size
noun
High-ranking officer in the army
Main subject you study at university
verb
To study a particular subject at university

lot

US / lɒt /

•

UK / lɑt /

A1

noun
What happens to a person in life from chance; fate
A group of people seen together
Item for sale at an auction
Small area of land used for a purpose e.g. parking

invader

US / ɪnˈveɪdə(r) /

•

UK / ɪnˈvedɚ /

B1

noun
Someone who enters to cause harm

and

US / ənd /

•

UK / ənd, ən,ænd /

A1

conjunction
Used to refer to two or more things
Plus; in addition; on top of that
Used to introduce an action that follows another

pathogen

US / ˈpæθədʒən /

•

UK / ˈpæθədʒən /

C1

noun
Any disease-producing agent

nasal

US / ˈneɪzl /

•

UK / ˈnezəl /

C2

adjecitve
Concerning, used for, or relating to the nose
Of a speech sound produced through the nose
noun
Sound in speech that is produced through the nose

oil

US / ɔɪl /

•

UK / ɔɪl /

A2

noun
A liquid used for frying foods
Thick, black liquid in the ground used as fuel
verb
To add a liquid for frying foods
To put liquid in a machine so it will run smoothly

antimicrobial

US / ˌæntɪmaɪ'krəʊbɪəl /

•

UK / ˌæntɪmaɪ'kroʊbɪrl /

A1

other
Capable of destroying or inhibiting the growth of disease-causing microorganisms

water

US / 'wɔ:tə(r) /

•

UK / ˈwɔtɚ, ˈwɑtɚ /

A1

noun
Clear liquid that forms the seas, rivers and rain
Large area such as an ocean or sea
verb
(Of the eyes) to produce tears
(Mouth) to become wet at the thought of nice food
To pour liquids onto a plant to keep it alive

rich

US / rɪtʃ /

•

UK / rɪtʃ /

A1

adjecitve
Having a lot of money or valuable possessions
Containing a lot of exciting events or experiences and therefore very interesting
(of a color, sound, smell, etc.) Pleasantly deep or strong
If food is rich, it contains a large amount of oil, butter, eggs, or cream.

those

US / ðəʊz /

•

UK / ðoz /

A1

determiner
The people or things we are talking about
pronoun
The objects far from the speaker

occur

US / əˈkɜ:(r) /

•

UK / əˈkɚ /

A2

verb
To come to pass or to happen

destroy

US / dɪ'strɔɪ /

•

UK / dɪˈstrɔɪ /

A2

verb
To damage so badly that something no longer exists
To defeat someone or something easily
To kill a sick or unwanted animal

start

US / stɑ:t /

•

UK / stɑrt /

A1

noun
First time or place that a thing exists; beginning
First opportunity to achieve something, e.g. a job
Sudden action or movement because you are scared
other
Beginning of something in place or time
verb
To do, be or happen for the first time; begin
To turn something on

diabetic

US / ˌdaɪəˈbetɪk /

•

UK / ˌdaɪəˈbɛtɪk /

B2

adjecitve
Concerning diabetes; suffering from diabetes

dander

US / 'dændə /

•

UK / 'dændə /

A1

other
A feeling of anger and animosity
Small scales from animal skins or hair or bird feathers that can cause allergic reactions in some pe

fungus

US / ˈfʌŋgəs /

•

UK / ˈfʌŋɡəs /

B2

other
Plant, e.g. mushroom/mold, growing in damp places

chemical

US / ˈkemɪkl /

•

UK / ˈkɛmɪkəl /

A2

adjecitve
Made of various elements
noun
Basic substance produced by mixing elements

welcome

US / 'welkəm /

•

UK / ˈwɛlkəm /

A1

adjecitve
Being what was wanted or needed
noun
Friendly greeting to someone who has arrived
verb
To greet someone who has just arrived
To accept or receive something happily and gladly

immune

US / ɪˈmju:n /

•

UK / ɪˈmjoon /

B1

adjecitve
Having a special protection from, e.g. the law

heal

US / hi:l /

•

UK / hi:l /

B1

verb
To recover from or forget a bad experience
To make or become healthy or well again

one

US / wʌn /

•

UK / wʌn /

A1

pronoun
You; we; people in general; someone
The thing or person previously referred to
adjecitve
Used to refer to people generally
Being a strong example of (something mentioned)
number
Number 1

into

US / 'ɪntə /

•

UK / ˈɪntu /

A1

preposition
Moving or going inside something
In the same direction as; in the direction of
So as to become; taking the state of

you

US / jʊ /

•

UK / ju /

A1

pronoun
Person someone is speaking or writing to
Person or people in general

reverse

US / rɪ'vɜ:s /

•

UK / rɪˈvɚs /

B1

noun
Setting that makes the vehicle go backward
(Drive a vehicle) backward gear of a vehicle
Instance of a significant change, for the worse
In a backwards order
Back part or side of something
verb
To drive a vehicle backward
To change to an opposite state, way or condition
To change back to a previous or normal condition
To change something to its opposite

kind

US / kaɪnd /

•

UK / kaɪnd /

A1

adjecitve
In a caring and helpful manner
friendly and considerate
noun
One type of thing

histamine

US / ˈhɪstəmi:n /

•

UK / ˈhɪstəˌmin, -mɪn /

C1

noun
Natural chemical released during allergic reaction

drop

US / drɒp /

•

UK / drɑp /

A1

noun
Distance between a higher and a lower level
Act of letting something fall (from your hand)
A decrease in quantity or quality; reduction
Tiny amount of liquid, with rounded bottom
verb
To drive someone to a place and then drive away
To let something fall from your hand
To fall or lie down quickly, as when shot
To decide to stop something e.g. a course)
To (cause to) reduce in quantity or quality

everyone

US / ˈevriwʌn /

•

UK / ˈɛvriˌwʌn /

A1

pronoun
Every person; everybody

all

US / ɔ:l /

•

UK / ɔl /

A1

adverb
Completely; totally
determiner
Being every one of something
pronoun
100% of something; the complete amount

take

US / teɪk /

•

UK / tek /

A1

noun
Filming of a single scene for TV or the movies
verb
To accept something that is offered
To use a method of traveling, e.g. a bus or train
To use a camera to make (a photo)
To pick up something and go away with it
To study a subject in school
To attempt to pass (an exam)
To require a certain amount of time, money, space

work

US / wɜ:k /

•

UK / wɚk /

A1

adjecitve
Activity completed in order to make money
noun
The product of some artistic or literary endeavor
Everything created by an author, artist, musician
Activity you do in order to make money
Place of employment
Final product or result of a some labor or effort
verb
To bring into a specific state of success
To be functioning properly, e.g. a car
To do your job in your company or workplace
To make an effort to do something
To operate a machine or device

tongue

US / tʌŋ /

•

UK / tʌŋ /

A2

noun
Long, thin part of (e.g. shoe under the laces)
Meat from the mouth of an animal, cooked as food
A language
Movable fleshy thing in your mouth, for tasting
Act of scolding someone
A specific manner of speaking
verb
To using your mouth to produce musical notes
To use your mouth to touch something

naturally

US / ˈnætʃrəli /

•

UK / ˈnætʃərəli, ˈnætʃrə- /

A2

adverb
In the expected or usual way
Without the aid of someone or something

harmful

US / ˈhɑ:mfl /

•

UK / ˈhɑ:rmfl /

A2

adjecitve
Likely to cause damage or injury

bronchial

US / ˈbrɒŋkiəl /

•

UK / ˈbrɑ:ŋkiəl /

C1

adjecitve
Of the bronchi (tubes leading to the lungs)