Synonyms of helpless

1 Syllable
weak
2 Syllables
spastic, goner, wornout, pigeon, forlorn, tapped, feeblest, naked, pinned, feebler, stranded, clumsy, friendless, shiftless, leafless, feeble, clumsier, strengthless, palsied, unfit, infirm
3 Syllables
unarmed, dependent, downtrodden, arthritic, impotent, forsaken, prostrate, inexpert, invalid, rheumatic, weaponless, atonic, tremorous, basket-case, sclerotic, oppressed, ham-handed, ill-shaped, bare-skinned, stark-naked, undraped, handcuffed, disabled, unable, impuissant, unfitted, hopeless, exposed, powerless
4 Syllables
unprotected, destitute, defenseless, paralyzed, out-of-action, neurasthenic, abandoned, incompetent, bareskinned, sidelined, inefficient
5 Syllables
out-of-commission, irremediable, disenfranchised, debilitated
6 Syllables
incapacitated