The Oxford Thesaurus An A-Z Dictionary of Synonyms - susceptibleadj.

1) Often, susceptible of or to. open (to) , prone (to) , subject (to) , disposed (to) , predisposed (to) , receptive (to) , affected by, responsive (to) : Brass is susceptible of a high shine. Are you still susceptible to her blandishments? 2 impressionable, influenceable, vulnerable, reachable, accessible, credulous, suggestible, gullible, na‹ve: Susceptible youngsters need protection from commercial exploitation.