Synonyms of flop

1 Syllable
fail, bust, hang, fails, dud, play, dwelt, bomb, jerk, loll, dwell, sprawl, slept, zzz
2 Syllables
fiasco, flounder, danced, jerker, failed, flitters, flutters, shrugging, lolling, flitter, fiascoes, dwelled, sagging, flutter, shrugged, sagged, lemons, washout, sprawled, flapping, hanged, lemon, tumbled, flapped, cave-in, loser, losers, swagging, sprawling, flounders, lolled
3 Syllables
abode, misfired, fluttering, floundering, unsuccess, one-act, nonstarter, backlashed, backlashing, musicals, failure, backfire, disaster, implosions, disasters, implosion, floundered, backfiring, theatricals, decline, comedown, collapse, backfired, fluttered, spread-eagle, misfire, debacle, misfiring
4 Syllables
insolvency, vellicate, nonfeasance, miscarriage, nonperformer
5 Syllables
unsuccessfulness, underachiever, underachievers