pedantry
nounUK /ˈpɛd.ən.tri/
US /ˈpɛd.ən.tri/
Pedantry is when someone cares too much about small rules and details.
Her pedantry about grammar made every email feel like a test.
OTHER MEANINGS
2. The habit of showing off knowledge in a boring or annoying way.
His pedantry about history ruined the dinner conversation.
3. Too much attention to formal rules in teaching or learning.
The professor's pedantry made simple ideas seem complicated.
4. An instance of being overly picky about details.
Correcting everyone's pronunciation is a pedantry nobody enjoys.