Synonyms and Antonyms of flail
- started to flail his arms wildly when he spied a bat in the house
- gruesome evidence that the prisoner had been flailed
blackjack, cane, club, cudgel, fustigate
bang, bop, box, bust, clap, clip, clobber, clout, crack, cuff, hit, knock, lam, paste, punch, slap, slug, smack, smite, sock, spank, swat, swipe, thwack, wallop, whack
bash, baste, bat, batter, beat, belabor, belt, bludgeon, buffet, bung, drub, fib [British], hammer, lace, lambaste (or lambast), lather, lick, mangle, maul, paddle, pelt, pommel, pound, pummel, rough, slate, slog, thresh, thump, tromp, whop (or whap), whup, work over