misdemean

/ˌmɪsdɪˈmin/
verb
  1. To behave badly or improperly.
    • The student was warned not to misdemean himself during the school assembly.
    • If you misdemean in public, you might attract unwanted attention from the police.
    • The manager told the staff that anyone who misdemeans will face consequences.
Antonyms
What does "misdemean" mean? | whatsthatwordmean | whatsthatwordmean