The Collaborative International Dictionary
Untrust \Un*trust"\, n.
Distrust. [Obs.]
--Chaucer.
Wiktionary
Etymology 1 n. 1 Lack or absence of trust; mistrust; distrust. 2 (context lang=en technology) An external port. Etymology 2
a. (lb en archaic) faithless; distrustful.
Usage examples of "untrust".
I wondered if Tinnie or Belinda was to blame, or if she was still just that untrusting of the world.
When a woman reacts to a man in an untrusting, rejecting, disapproving, or unappreciative way, he gives minus or penalty points.
They existed only for each other, their parents either untrusted or inconsequential.
She would have been the last to yield it unreservedly to a man untrusted for the character she worshipped.
Even the wizened, unpersuadable, untrusting Scott was caught up in the wonder of crazy chances for the right reasons.