suspicious

adj.

[1]	doubtful , leery , mistrustful , in doubt , dubious , untrusting , wary , questionable , debatable , suspect(ed) , under suspicion , open to doubt/question/misconstruction , (Colloq) shady , fishy
[2]	mistrustful , fishy , funny , distrustful , doubtful , shady , suspect , in doubt , sceptical , suspecting , disbelieving , unbelieving , leery , apprehensive , wary , uncertain , uneasy