unface

From un- +‎ face.

unface (third-person singular simple present unfaces, present participle unfacing, simple past and past participle unfaced)

1. (transitive) To remove the face or cover from; to unmask or expose.
2. To turn away so something is not facing another.

• “unface”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

• Faunce