ضعیف (صفت)
light, lean, anemic, weak, faint, weakly, feeble, flagging, anile, asthenic, slack, atonic, infirm, fragile, pusillanimous, sappy, puny, feeblish, languid, shaky, rickety, languorous, weakish, wonky, powerless
سست (صفت)
doddered, effeminate, flaggy, weak, feeble, torpid, asthenic, loose, frail, flimsy, slack, atonic, slow, insecure, sleazy, floppy, lax, idle, lazy, indolent, slothful, groggy, remiss, washy, wishy-washy, inactive, slumberous, slumbery, feckless, flabby, flaccid, languid, slumbrous, lethargic, shaky, rickety, rattletrap, wonky, supine, tottery
بی تکیه (صفت)
atonic, enclitic
بی صدا (صفت)
dumb, quiet, silent, mute, atonic, noiseless, whist, consonantal, surd, soundless, voiceless
بی قوت (صفت)
atonic, penurious
مربوط به سستی و بی قوتی (صفت)
atonic