Synonyms of colloquial in English:

colloquial


See US English definition of colloquial

See UK English definition of colloquial

See Spanish definition of coloquial

adjective

1‘some students have a good grasp of colloquial language’

SYNONYMS
informal, conversational, everyday, casual, non-literary
natural, unofficial, unpretentious, familiar, chatty, friendly, idiomatic, slangy
vernacular, popular, demotic
ANTONYMS

literary, formal