nincompoopery

/nɪŋˈkɑmˌpuːpəri/
noun
  1. Foolish or silly behavior, actions, or ideas.
    • His nincompoopery cost the team the game.
    • We can't afford any more nincompoopery in this project.
    • The meeting was full of nincompoopery, with no real decisions made.
Antonyms
What does "nincompoopery" mean? | whatsthatwordmean | whatsthatwordmean