Definition of "underacted" []

• Simple past tense and past participle of underact. (verb)

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• "And these faces all underacted, which is better than overacting, but fairly dull, especially when virtually the entire movie consists of closeups."
• "The first one I think I overacted a tad, the second one I probably underacted."
• "I was not suggesting that these rationales necessarily would be released unsealed and underacted nor that they would necessarily be sufficient for court review in the released version."