Last Updated:2025/11/20
(intransitive, idiomatic) To misbehave; to cause trouble. / (intransitive, idiomatic) To perform the duties of an appointment senior to that actually held; to deputise for a superior.
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act up
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Source Word
act up
Verb
idiomatic
intransitive
Japanese Meaning
(自動詞、慣用表現)悪さをする、問題を起こす / (自動詞、慣用表現)上司の役割を代行する、代理で職務を行う
Sense(1)
( present singular third-person )
( participle present )
( participle past )
( past )