betise

/bɛˈtiːz/
noun
  1. A foolish or stupid act, remark, or behavior.
    • Calling the teacher by the wrong name was a harmless betise, but he still felt embarrassed.
    • The politician's betise during the interview made headlines the next day.
    • She laughed off her betise of leaving the keys in the locked car.
  2. A silly or trivial thing; nonsense.
    • He dismissed the rumor as pure betise.
    • The article was full of betise and offered no real information.
    • Don't waste your time on such betise; focus on what matters.
Antonyms
What does "betise" mean? | whatsthatwordmean | whatsthatwordmean