overact

From Wiktionary

Word parts[change]

over- + act

Pronunciation[change]

Verb[change]

Plain form
overact

Third-person singular
overacts

Past tense
overacted

Past participle
overacted

Present participle
overacting

  1. (intransitive) When acting (for example, in a play or a movie), overacting is when an actor exaggerates their performance, putting too much emotion into it.