Pocket Thesaurus
Antonyms of flimsy
shaky, decrepit, insubstantial, tacky, rickety, feeble, shallow, gossamer, wobbly, frail, slight, defective, delicate, diaphanous, fragile, gauzy, inadequate, infirm, meager, sheer, slapdash, sleazy, superficial, transparent, unsound, unsubstantial, weak, cut-rate, house of cards, papery, rinkydink
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