Synonyms and Antonyms of fill in
1 to give information to my friend quickly filled me in on the portion of the movie that I had missed Synonyms of fill in acquaint, advise, apprise, brief, catch up, clear, clue (in), familiarize, enlighten, hip, inform, instruct, tell, verse, wise (up)Words Related to fill in advertise, alert, notify; announce (to), disclose (to); assure, certify, convince, reassure, warrant; educate, lecture, school, teach, tutor; disabuse, disenchant, disillusion, undeceiveNear Antonyms of fill in misinform, mislead
2 to serve as a replacement usually for a time only she's only filling in while the regular secretary is on vacation Synonyms of fill in cover, pinch-hit, stand in, step in, sub, substitute, take overWords Related to fill in understudy; relieve, spell; double (as)
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