adverb / adjective
incognito
in-kahg-NEE-toh/ˌɪnkɑːɡˈniːtəʊ/
With one's identity concealed.
The famous singer travels incognito to avoid attracting a crowd.

Etymology
The negative prefix turns knowing or recognition into being “unknown.” Used of someone whose identity is concealed, incognito describes remaining unrecognized, often under an assumed name or character.
In context
by 1870 Booth was living incognito in the Wild West. TROY COWAN: He went to Granville, Texas, where he lived for another five years. He used the name John St. Helen.
More examples
- She checks into the hotel incognito, using an assumed name.
- A wig and glasses help him remain incognito.
- The owner visits her own restaurant incognito to observe service.
Similar words
- anonymously
- Means without revealing a name, not necessarily using a disguise.
- disguised
- Emphasizes an altered appearance rather than concealed identity alone.
- undercover
- Usually involves a secret investigation or other covert work.