Both Uses

mistrust
in
The Battle of the Labyrinth
(Auto-generated)

I felt ashamed that I could even think about mistrusting Quintus.†
Chpt 4 *

mistrusting = lacking trust or confidence in
Because sometimes it is better to have someone you mistrust close to you, so that you can keep an eye on him.†
Chpt 5

Definition:

to lack trust or confidence