Synonyms and related words :
a bit, a la sourdine, a little, anemic, asthenic, barely, bloodless, by a hair, by an ace, cachectic, chicken, cowardly, daintily, debilitated, decrepit, delicately, dimly, drained, drooping, droopy, dull, effeminately, effete, enervated, etiolated, ever so little, exhausted, exiguously, failing, faint, faintish, faintly, feeble, feebly, flabby, flaccid, flimsy, floppy, fragile, frail, gently, gone, gutless, hardly, healthless, hushedly, imbecile, imperfectly, impotent, in poor health, inappreciably, inconsequentially, infirm, infirmly, insignificantly, insubstantial, invalid, just a bit, languid, languishing, languorous, languorously, lightly, limber, limp, listless, listlessly, little, low, lustless, marrowless, meagerly, minimally, minutely, moribund, negligibly, nerveless, not hardly, only just, pale, peaked, peaky, pianissimo, piano, pithless, pooped, powerless, reduced, reduced in health, rubbery, run-down, sapless, scantily, scarcely, shakily, sickly, sinewless, slack, slightly, soft, softly, sordamente, sordo, spineless, strengthless, strengthlessly, subduedly, tant soit peu, teeteringly, totteringly, triflingly, unhardened, unhealthy, unnerved, unsound, unsoundly, unsteadily, unstrung, unsubstantial, unsubstantially, valetudinarian, valetudinary, weak, weakened, with low resistance