play up

verb
  1. 1

    To misbehave.

    โ€œChildren who do not receive enough attention may begin to play up.โ€

  2. 2

    To make or attempt to make something appear more important, likely or obvious; to showcase or highlight.

    โ€œFor the audition, Nicole will play up her skill as a pianist by playing Jesu, Joy of Man's Desiring by Bach.โ€

  3. 3

    To play more vigorously.

  4. 4

    To be unfaithful to a lover; to cheat; used with on.

Synonyms

Antonyms

Source: https://en.wiktionary.org/wiki/play%20up