INCOGNITO (2)

In‐cog″ni‐to, n.; pl. Incognitos (#). [[See Incognito, a.]] 1. 1. One unknown or in disguise, or under an assumed character or name.
2. 2. The assumption of disguise or of a feigned character; the state of being in disguise or not recognized.
His incognito was endangered. Sir W. Scott.