Thesaurus

Synonyms for Vulnerable include:

adynamic, allergic, amenable, anaemic, anemic, assailable, asthenic, beatable, breakneck, capable, chanceful, chancy, compromising, conquerable, convincible, dangerous, debilitated, defenceless, defenseless, delicate, desperate, dicey, dodgy, embattled, endangered, enervated, exposed, faint, feeble, fictile, flaccid, flimsy, fragile, gutless, harmful, hazardous, hypersensitised, hypersensitive, hypersensitized, indefensible, insecure, insidious, jerry-built, lame, lax, liable, limp, mordacious, naked, namby-pamby, nonimmune, nonresistant, on the hook, open, pale, pallid, parlous, penetrable, perilous, persuadable, persuasible, pliable, powerless, precarious, predisposed, puny, responsive, risky, self-destructive, sensitised, sensitive, sensitized, shaky, shoddy, sick, slack, slight, spineless, suasible, subduable, subject, subjugable, suggestible, suicidal, supersensitised, supersensitive, supersensitized, surmountable, susceptible, temptable, tender, tenuous, thin, threatened, touch-and-go, tractable, treacherous, undefendable, undefended, under attack, under fire, unguaranteed, unguarded, unprotected, unreliable, unresistant, unsafe, unsecured, unshielded, untoughened, unvaccinated, vanquishable, vincible, vulnerable, wan, weak, weakened, wild, wishy-washy

vulnerable is a ADJ.