Not wearing a mask on one's face. / No longer masked (from which a mask has been removed)

simple past tense and past participle of unmask

One who unmasks.

plural of unmasker

plural of unmasking

(transitive) To remove a mask from someone. / (transitive) To expose, or reveal the true character of someone. / (intransitive) To remove one's mask.

(computing) Not maskable.

present participle of unmask

The act by which somebody or something is unmasked.

Third-person singular simple present indicative form of unmask