Definitions

1. verb

to become wrongly identified or mistaken for someone or something else

“The impostor misbecame a trusted member of the team before being exposed.”

2. verb

to become or give the appearance of being something that one is not

“The actor misbecame a convincing villain in the movie.”

3. verb

to give the false appearance of something or someone

“The painting misbecame a masterpiece due to its skillful forgery.”