Synonyms for Theatrical (same or very similar meaning)
WordNet sense 1 (a performance of play):
histrionics, representation, theatrical performance
WordNet sense 2 (having characteristics of the stage especially an artificial and mannered quality):
stagy
WordNet sense 3 (displaying brilliance and virtuosity):
showy
WordNet sense 4 (characteristic of acting or a stage performance; often affected):
histrionic, melodramatic
From the ODE community, based on WordNet
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