1mas·quer·ade 
/ˌmæskəˈreɪd/ noun
plural mas·quer·ades /ˌmæskəˈreɪd/ noun [count] 1 : a party at which people wear masks and often costumes 2 : a way of appearing or behaving that is not true or real
▪ Their happy marriage was all just a masquerade. [=charade] ▪ She could not keep up the masquerade any longer.
▪ Their happy marriage was all just a masquerade. [=charade] ▪ She could not keep up the masquerade any longer.
