vulnerable

1. Susceptible to attack (synset 302533434)
   "a vulnerable bridge"
   also:

   • conquerable - subject to being conquered or overcome
   • unprotected - lacking protection or defense
   • dangerous, unsafe - involving or causing danger or risk; liable to hurt or harm
   • insecure, unsafe - lacking in security or safety
   • susceptible - (often followed by `of' or `to') yielding readily to or capable of
   similar to:

   • assailable, open, undefendable, undefended - not defended or capable of being defended
   • compromising - vulnerable to danger especially of discredit or suspicion
   • defenceless, defenseless - lacking protection or support
   • endangered - (of flora or fauna) in imminent danger of extinction
   • indefensible - not able to be protected against attack
   • insecure, unsafe - not safe from attack
   • penetrable - capable of being penetrated
   • threatened - (of flora or fauna) likely in the near future to become endangered
   • under attack, under fire - subjected to enemy attack or censure
   • unguarded - lacking protection or a guard
2. Susceptible to criticism or persuasion or temptation (synset 302371734)
   "vulnerable to bribery"; "an argument vulnerable to refutation"
   similar to: susceptible - (often followed by `of' or `to') yielding readily to or capable of
3. Capable of being wounded or hurt (synset 302334251)
   "vulnerable parts of the body"
   similar to: weak - wanting in physical strength

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