unmask

verb unmasks · unmasking · unmasked · unmasque · un-mask

1. transitive To remove a mask from someone.
2. transitive To expose, or reveal the true character of someone. The Charieſt maide is prodigall enough, / If ſhe vnmaske hir beautie to the Moone.
3. intransitive To remove one's mask. But instead of a direct answer to so important a question, Jones began to be very importunate with the lady to unmask; and at length having prevailed, there appeared not Mrs Fitzpatrick, but the Lady Bellaston herself.
4. intransitive To cease engaging in masking, to cease disguising one's autism. […] to unmask and to assume her 'natural' role (rather than her 'fitting in' role).
5. dated, transitive To expose something that was concealed or shielded from an enemy. He recalled his horse. This, retiring, unmasked the heavy infantry, which Hannibal called in from either flank and sent with a vigorous élan in close column across the ford against the ill-arrayed barbarians, followed by the cavalry, which had formed again in its rear.
6. transitive To enable (an interrupt, etc.) by unsetting or setting the associated bit.