priggery

/ˈprɪɡəri/
noun
  1. Behavior that shows someone is too proper, self-righteous, or smug about their own correctness, often in a way that annoys others.
    • She rolled her eyes at his priggery when he corrected her grammar in a casual text.
    • His constant priggery at the dinner table made everyone uncomfortable.
    • The teacher's priggery turned a simple lesson into a lecture on morality.
Antonyms
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