Synonyms of wary

Adjective

1. wary (vs. unwary), on guard, on one's guard(predicate), upon one's guard(predicate), on your guard, shy

usage: marked by keen caution and watchful prudence; "they were wary in their movements"; "a wary glance at the black clouds"; "taught to be wary of strangers"

2. leery, mistrustful, suspicious, untrusting, wary, distrustful (vs. trustful)

usage: openly distrustful and unwilling to confide

Definition and meaning of wary (Dictionary)