but

/bʌt/
conjunctionBeginner
formalinformal

Used to introduce a phrase or clause that contrasts with what has already been mentioned.

I wanted to go, but it was raining.

She is smart but sometimes forgetful.

💡

Often used to express contrast or exception.

formalinformal

Used to mean 'except' or 'except for' when referring to people or things.

Everyone but John attended the meeting.

I have nothing but time to spare.

💡

In this sense, it can be replaced with 'except' or 'except for' in some contexts.

Collocations

but forIf it were not forbut thenHowever, at that time

Synonyms

Antonyms

Related Phrases

but then againphrase
However, considering another perspective

💡Pro Tip

Contrast vs. Exception

Use 'but' to contrast ideas (e.g., 'I like tea but not coffee') or to mean 'except' (e.g., 'All but one').

Gold Rule

Formal Writing

In formal writing, avoid starting sentences with 'but'; use 'However' instead.

📖Word Origin

Old English 'butan' (outside, without), from Proto-Germanic 'būtan' (outside).

📝Usage Notes

Avoid using 'but' at the beginning of a sentence in formal writing; use 'However' instead.

Word Breakdown

but
Contrast or exception
root
English Dictionary