untrusting

untrusting
    adj 1: openly distrustful and unwilling to confide [syn:
           {leery}, {mistrustful}, {suspicious}, {untrusting},
           {wary}]
    

19 Moby Thesaurus words for "untrusting":
      Pyrrhonic, agnostic, distrustful, doubtful, doubting, dubious,
      from Missouri, in doubt, leery, mistrustful, mistrusting,
      questioning, scrupulous, shy, skeptical, suspecting, suspicious,
      uncertain, wary