Synonyms for unfit Found 4 synonyms across 2 meanings for “unfit”. make unfit or unsuitable (verb) disqualifyindispose physically unsound or diseased (adj) badunsound Explore Related Words Rhymes with unfitSynonyms for disqualifySynonyms for indisposeSynonyms for badSynonyms for unsound Synonym Finder | Rhyme Finder | Poetry Editor