wary Synonyms

cautious leery circumspect chary careful watchful guarded suspicious skeptical distrustful vigilant mistrustful alert untrusting on the lookout apprehensive on guard provident stewardly sober prudent sleepless prudential safe shy shay regardful sharp sensitive reluctant resistant tense thoughtful unsleeping unconvinced on the alert all ears cagy cagey leary beady-eyed on the qui vive sharp-eyed unadventurous wide-awake wakeful uncertain unbelieving thrifty argus-eyed