To go about under false pretenses, or a type of party with historical costumes
... to disguise oneself ; also, to go about disguised ; to take part 
in a masquerade | to... [DOC] [TLE] masquerade - Dictionary Definition : Vocabulary.com [PAR] If you masquerade as a sweet, kind-hearted person, you present that image to 
the world, hiding your true ... n a party of guests wearing costumes and masks.