Synonyms for thresh Found 9 synonyms across 3 meanings for “thresh”. move or stir about violently (verb) convulsethrashslashtossjactitate move like a flail (verb) flail give a thrashing to (verb) lam Explore Related Words Rhymes with threshSynonyms for convulseSynonyms for thrashSynonyms for slashSynonyms for tossSynonyms for jactitate Synonym Finder | Rhyme Finder | Poetry Editor