Building a strong vocabulary is an important part of learning English. One useful way to expand your vocabulary is to learn synonyms and antonyms.
Synonyms are words with the same or similar meanings, while antonyms are words with opposite meanings.
This guide contains useful English synonyms and antonyms, together with examples and tips for using them correctly.
What is a synonym?
A synonym is a word that has the same or a similar meaning to another word.
For example:
- big — large
- small — little
- begin — start
- intelligent — clever
- quick — fast
Examples
She lives in a large house.
She lives in a big house.
Both sentences have a similar meaning.
However, synonyms are not always completely interchangeable. The context, tone and grammatical use can be different.
What is an antonym?
An antonym is a word with an opposite meaning.
Examples:
- hot — cold
- big — small
- early — late
- happy — sad
- easy — difficult
Examples
The water is hot.
The water is cold.
100 useful English synonyms
| Word | Synonym |
|---|---|
| big | large |
| small | little |
| begin | start |
| end | finish |
| fast | quick |
| intelligent | clever |
| difficult | hard |
| easy | simple |
| happy | pleased |
| angry | annoyed |
| quiet | silent |
| beautiful | attractive |
| correct | right |
| wrong | incorrect |
| help | assist |
| buy | purchase |
| answer | reply |
| ask | question |
| job | occupation |
| child | youngster |
| tired | exhausted |
| rich | wealthy |
| poor | needy |
| brave | courageous |
| afraid | frightened |
| funny | amusing |
| important | significant |
| famous | well-known |
| dangerous | risky |
| safe | secure |
| strange | unusual |
| intelligent | smart |
| honest | truthful |
| friendly | welcoming |
| angry | furious |
| clean | tidy |
| dirty | unclean |
| old | ancient |
| new | recent |
| near | close |
| choose | select |
| show | demonstrate |
| explain | clarify |
| need | require |
| get | obtain |
| keep | retain |
| leave | depart |
| live | reside |
| make | create |
| use | utilise |
| improve | develop |
| change | alter |
| tell | inform |
| ask | enquire |
| think | consider |
| want | desire |
| try | attempt |
| find | discover |
| fix | repair |
| use | employ |
| start | commence |
| stop | cease |
| look | observe |
| see | notice |
| give | provide |
| get | receive |
| go | travel |
| talk | speak |
| help | support |
| hurt | injure |
| show | display |
| hide | conceal |
| idea | thought |
| mistake | error |
| answer | response |
| place | location |
| part | section |
| problem | difficulty |
| result | outcome |
| goal | objective |
| chance | opportunity |
| freedom | liberty |
| danger | risk |
| story | tale |
| house | home |
| friend | companion |
| enemy | opponent |
| teacher | educator |
| student | learner |
| food | meal |
| shop | store |
| road | route |
| journey | trip |
| holiday | vacation |
| present | gift |
| photo | picture |
| film | movie |
| information | details |
| idea | concept |
| method | approach |
100 useful English antonyms
Here are 100 common opposite pairs:
- big — small
- hot — cold
- old — young
- fast — slow
- early — late
- easy — difficult
- rich — poor
- happy — sad
- strong — weak
- clean — dirty
- open — closed
- full — empty
- light — dark
- near — far
- high — low
- right — wrong
- safe — dangerous
- noisy — quiet
- kind — cruel
- polite — rude
- beautiful — ugly
- brave — cowardly
- hard — soft
- thick — thin
- long — short
- wide — narrow
- heavy — light
- wet — dry
- new — old
- modern — traditional
- public — private
- possible — impossible
- important — unimportant
- useful — useless
- successful — unsuccessful
- active — inactive
- careful — careless
- helpful — unhelpful
- honest — dishonest
- friendly — unfriendly
- patient — impatient
- comfortable — uncomfortable
- correct — incorrect
- direct — indirect
- formal — informal
- regular — irregular
- legal — illegal
- visible — invisible
- known — unknown
- certain — uncertain
- include — exclude
- accept — reject
- agree — disagree
- arrive — depart
- buy — sell
- give — take
- come — go
- enter — leave
- remember — forget
- laugh — cry
- love — hate
- win — lose
- pass — fail
- build — destroy
- create — destroy
- increase — decrease
- improve — worsen
- begin — end
- start — stop
- push — pull
- rise — fall
- save — spend
- borrow — lend
- teach — learn
- ask — answer
- find — lose
- hide — reveal
- include — omit
- appear — disappear
- connect — disconnect
- agree — object
- advance — retreat
- attack — defend
- arrive — leave
- encourage — discourage
- expand — contract
- export — import
- maximum — minimum
- majority — minority
- positive — negative
- presence — absence
- success — failure
- victory — defeat
- advantage — disadvantage
- beginning — ending
- entrance — exit
- friend — enemy
- peace — war
- hope — despair
- freedom — captivity
Synonyms are not always interchangeable
This is an important point for English learners.
Words may have similar meanings but different levels of formality or different contexts.
For example:
buy and purchase have similar meanings.
I bought a new phone.
I purchased a new phone.
The first sentence sounds more natural in everyday conversation, while purchase can sound more formal.
Similarly:
start and commence can have similar meanings, but commence is much more formal.
Synonyms for better writing
Synonyms can help you avoid repeating the same word.
Instead of:
The film was interesting. The story was interesting and the ending was interesting.
You could write:
The film was interesting. The story was engaging, and the ending was fascinating.
Choose synonyms carefully. A more complicated word is not automatically a better word.
Antonyms make vocabulary easier to remember
Learning words in pairs can make them easier to remember.
For example:
accept ↔ reject
increase ↔ decrease
early ↔ late
strong ↔ weak
empty ↔ full
When you learn a new word, ask yourself whether it has a useful opposite.
Synonyms and antonyms exercise
Choose a synonym for each word:
- large
- quick
- difficult
- intelligent
- begin
Now give an antonym for:
- hot
- expensive
- early
- strong
- full
Answers
Possible answers:
- big
- fast
- hard
- clever
- start
- cold
- cheap
- late
- weak
- empty
