disguise

Short definition from Wiktionary

Noun

1. 1
   Material (such as clothing, makeup, a wig) used to alter one’s visual appearance in order to hide one's identity or assume another.
2. 2
   The appearance of something on the outside which masks what’s beneath.
3. 3
   The act or state of disguising, notably as a ploy.
4. 4
   A change of behaviour resulting from intoxication, drunkenness.

Verb

1. 1
   To change the appearance of (a person or thing) so as to hide, or to assume an identity.
2. 2
   To transform or disfigure, to change the appearance of in general.
3. 3
   To avoid giving away or revealing (something secret); to hide by a false appearance.
4. 4
   To dress in newfangled or showy clothing, to deck out in new fashions.
5. 5
   To dissemble, to talk or act falsely while concealing one’s thoughts.
6. 6
   To affect or change by liquor; to intoxicate.