Showing inappropriate levity.

synonym: flippant.

Roget 605: irresolute, infirm of purpose, double-minded, half-hearted; undecided, unresolved, undetermined; shilly-shally; fidgety, tremulous; hesitating etc. v.; off one's balance; at a loss etc. (uncertain) 475.    vacillating etc. v.; unsteady etc. (changeable) 149; unsteadfast^†, fickle, without ballast; capricious etc. 608; volatile, frothy; light, lightsome, light-minded; giddy; fast and loose.    weak, feeble-minded, frail; timid, wimpish, wimpy etc. 860; cowardly etc. 862; dough-faced [U.S.]; facile; pliant etc. (soft) 324; unable to say 'no', easy-going revocable, reversible.    ... show more