Another word for flimsy
Said of physical things
Said of arguments, reasons, and the like
feeble, weak, inadequate, unconvincing, lame, trifling, inept, superficial, inane, implausible, ill-conceived, puerile, fallacious, false, assailable, controvertible, contemptible, wishful; see also sense 1, illogical.
Another word for flimsyadjective
Not physically strong:decrepit, delicate, feeble, fragile, frail, infirm, insubstantial, puny, unsound, unsubstantial, weak, weakly. See strong
Having little substance or significance; not solidly based:feeble, insubstantial, tenuous, unsubstantial. See strong
Not plausible or believable:implausible, improbable, inconceivable, incredible, shaky, thin, unbelievable, unconceivable, unconvincing, unsubstantial, weak. See likely