Incognito

in·cog·ni·to

/ˌinkäɡˈnēdō/

 

adjective & adverb (adjective: incognito; adverb: incognito)

1. 1.

   (of a person) having one's true identity concealed.

   "in order to observe you have to be incognito"

   synonyms:

   under an assumed name, under a false name, in disguise, disguised, under cover, in plain clothes, camouflaged, unidentified secretly, anonymously "you'll be traveling incognito"

noun

noun: incognito; plural noun: incognitos

1. 1.

   an assumed or false identity.