Definitions

1. adjective

Not sunk or sunken; remaining in the same position, especially of a feature on the face such as the eyes or a nose, or of a part of the body such as the eyes or a limb

“The unsunken eyes of the old man seemed to hold a deep wisdom.”

2. noun

A feature on the face, such as the eyes or a nose, that remains in its normal position

“The artist carefully depicted the unsunkens of the old man’s face in the portrait.”