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Although they are the same language, British and American English have some major differences. Even though both are acceptable on the IELTS test, it can be confusing and overwhelming when learning English. Here are some of the more common differences between British and American English.

Vocabulary

British and American English have evolved quite differently, especially in terms of vocabulary. This is because the vocabulary used in British English is derived from different languages than the vocabulary used in American English. Although there are a large number of words that are exactly the same, many words are completely different.

Clothes

British

American

trousers

pants

trainers

sneakers

jumper

sweater

dungarees

overalls

nappy

diaper

Food

British

American

chips

french fries

aubergine

eggplant

biscuit

cookie

candy floss

cotton candy

maize

corn

School

British

American

full stop

period

maths

math

rubber

eraser

plaster

band-aid

loo

bathroom

Homes

British

American

flat

apartment

lift

elevator

washbasin

sink

wardrobe 

closet

torch

flashlight

Cars

British

American

lorry

truck

windscreen

windshield

bonnet

hood

boot

trunk

indicator

blinker

Spelling

The spelling of words can also be different in British and American English. This can also be due to the languages the words were adopted from. Also, words used in American English tend to be spelled the way they sound. It is also said that vocabulary used in American English was spelled differently to gain some independence.

-RE/-ER

British

American

centre

center

metre

meter

litre

liter

theatre

theater

fibre

fiber

-OUR/-OR

British

American

colour

color

neighbour

neighbor

favourite

favorite

humour

humor

labour

labor

-SE/-ZE

British

American

apologise

apologize

realise

realize

memorise

memorize

organise

organize

specialise

specialize

-LL/-L

British

American

traveller

traveler

signalling

signaling

modelling

modeling

-T/-ED

British

American

dreamt

dreamed

learnt

learned

burnt

burned

Grammar

There are also some differences in grammar. These differences may not be as noticeable as the vocabulary and may be easier to understand.

Shall

British

American

Shall we go to the theatre now?

Should we go to the theater now? OR Would you like to go to the theater now?

Got/Gotten

British

American

Has he got the papers yet?

Has he gotten the papers yet?

Collective Nouns + is/are

British

American

The Team are playing a game tomorrow night.

The team is playing a game tomorrow night.

Prepositions

British

American

What do you do at the weekend? I live in that street.

What do you do on the weekend?

I live on that street.

Needn't

British

American

She needn't come to the party.

She doesn't need to come to the party.

Though there looks to be many differences between British and American English, there are even more similarities. Both forms of vocabulary, spelling, and grammar are accepted on the IELTS test so there is no need to worry. It may be useful to know some vocabulary from both British and American English because either could be used throughout the test. Whatever you use, make sure you know how to spell the word and use it in a grammatically correct sentence.