All colloquial antonyms
col·lo·qui·al
C c adj colloquial
- standard — something considered by an authority or by general consent as a basis of comparison; an approved model.
- stilted — stiffly dignified or formal, as speech or literary style; pompous.
- correct — If something is correct, it is in accordance with the facts and has no mistakes.
- formal — being in accordance with the usual requirements, customs, etc.; conventional: to pay one's formal respects.