English dictionary

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English verb: act up

1. act up (social) misbehave badly; act in a silly or improper way

SamplesThe children acted up when they were not bored.

Synonymscarry on

Pattern of useSomebody ----s

Broader (hypernym)misbehave, misconduct, misdemean

2. act up (perception) make itself felt as a recurring pain

SamplesMy arthritis is acting up again.

Pattern of useSomething ----s.
Somebody's (body part) ----s

Broader (hypernym)ache, hurt, smart

Based on WordNet 3.0 copyright © Princeton University.
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