Synonyms and Antonyms of informal
1 not rigidly following established form, custom, or rules an informal meeting allowed everyone to get acquainted Synonyms of informal heterodox, irregular, unceremonious, unconventional, unorthodox Words Related to informal unauthorized, unofficial; casual, easygoing, familiar, free and easy, lax, loose, offhand, relaxed, ultracasual Near Antonyms of informal correct, decorous, proper; constrained, inhibited, restrained, rigid, stiff, stuffy, uptight Antonyms of informal ceremonial, ceremonious, conventional, formal, orthodox, regular, routine
2 not designed to be worn only on special occasions chose an informal flowery dress Synonyms of informal everyday, casual, workadayWords Related to informal dégagé, relaxed, sporty; dressed down; shabby, sloppy, slovenly, unkemptNear Antonyms of informal best, Sunday; dressed up; chic, elegant, fashionable, smart, stylish; neat, tidy, trim; semiformalAntonyms of informal dressy, formal, noncasual
3 used in or suitable for speech and not formal writing the use of informal language in a scholarly article is really inappropriate Synonyms of informal conversational, colloquial, nonformal, nonliterary, unbookish, unliterary, vernacular, vulgarWords Related to informal dialectal, dialectical (also dialectic), nonstandard, regional; incorrect, nongrammatical, substandard, uneducated, ungrammatical, unlearned; slang, slangyNear Antonyms of informal standard, undialectical; correct, educated, genteel, grammatical, properAntonyms of informal bookish, formal, learned, literary
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