pedant

/ˈpɛdənt/
noun
  1. A person who is overly concerned with minor details, rules, or formal correctness, especially in teaching or displaying knowledge.
    • The teacher was such a pedant that he corrected students' grammar even in casual conversation.
    • Don't be a pedant about the recipe—a pinch more salt won't ruin the dish.
    • My uncle is a pedant who always points out historical inaccuracies in movies.
Antonyms
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