overaction

/ˌoʊvərˈækʃən/
noun
  1. Excessive or exaggerated action or response, especially in a performance or situation.
    • His overaction during the argument only made things worse.
    • The play suffered from too much overaction, making it hard to take seriously.
    • The director warned the cast to avoid overaction and keep their movements controlled.
Synonyms
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