1.) pretend to be someone one is not.
2.) a false show or pretence
Antonyms – bluntness, straightforward
Synonyms – pretence, deception
Masquerade is used when a person is hiding their true self.
Masquerade is also used instead of the words to hide something
1.) All this time, her true goal was hidden behind that masquerade of a smile.
2.) Adam masqueraded as a loving friend, just to gain control over Josh’s life.
Additional fact – masquerade balls have been quite famous in Britain and Europe since ancient times. In these balls, all participants wear a mask or an ornament which covers most of their faces.