Disguise
Definition 1 of 3
Pro Tip 1/3
Costume Choice
Used when describing someone changing their style completely to avoid being seen. For the heist movie, the thieves were in disguise as guards.
Pro Tip 2/3
Not For Deception
While often used for hiding, not always intended to deceive in a harmful way. The celebrity attended the party in disguise simply for privacy.
Pro Tip 3/3
Temporary Change
Implies a change in appearance is not permanent, just to serve a specific purpose. He went in disguise to surprise his fans with an impromptu performance.