wary

taught to be wary of strangers.

He is wary of strangers.

a wary glance at the black clouds.

a wary man tees up the rest of the coconuts.

He is wary of telling secrets to others.

Paula frowned, suddenly wary.

dogs which have been mistreated often remain very wary of strangers.

"A desert spadefoot frog surfaces with a wary stare at Australia's Alice Springs Desert Park.