to accidentally put something in the wrong place so that you cannot find it
I always misplace my keys before leaving the house.
She misplaced her phone under the sofa cushions.
✦ From Middle English, equivalent to mis– ('wrongly') + place.
to wrongly judge the position, value, or quality of someone or something
Many people misplace their trust in strangers.
Don't misplace your confidence in unreliable sources.