Synonyms and related words :
anemic, asthenic, bagging, baggy, ballooning, bloodless, chicken, cowardly, debilitated, drooping, droopy, dull, effete, etiolated, faint, faintish, feeble, flabby, flaccid, flimsy, gone, gutless, imbecile, impotent, languid, languorous, lax, limber, limp, listless, loose, lop, lop-eared, loppy, lustless, marrowless, nerveless, nodding, pithless, pooped, powerless, relaxed, rubbery, sagging, sagging in folds, saggy, sapless, sinewless, slack, sleazy, soft, spineless, strengthless, swag, unhardened, unnerved, unstrung, weak, weakly