Mistrustful

I'm not mistrustful; I'm simply cautious.

Tom is becoming more mistrustful.

Indeed, the little flame seemed conscious of its own inability, and burned with a wavering and mistrustful flicker, as if it was discouraged in view of the task set before it, and had more than half concluded to go out altogether.

[…] I hold it cowardice To rest mistrustful where a noble heart Hath pawn’d an open hand in sign of love;

In the passage I met the nurse. She greeted me with a little smile; but I was mistrustful of professional cheerfulness that night.

He lookt askew with his mistrustfull eyes, And nycely trode, as thornes lay in his way

At last, having held a document before her glasses for nearly five minutes, she presented it across the counter; accompanying the act by another inquisitive and mistrustful glance—it was for J. E.

He led the way to the stable-yard accordingly, the Rat following with a most mistrustful expression […]

The mender of roads was now coming to himself, and was mistrustful of having made a mistake in his late demonstrations; but no.

Vp we gad, owt spredding oure sayls and make to the seaward: Al creeks mistrustful with Greekish countrye refusing.