Being overly concerned with formal rules and trivial points of learning, like a pedant. / Being finicky or fastidious, especially with language.

Pedantic.

In a pedantic manner.

(rare) Synonym of pedantry.

A person who makes an excessive or tedious show of their knowledge, especially regarding rules of vocabulary and grammar.

Pedantic.

plural of pedant

(rare) Behaving or acting in the manner of a pedant.

present participle of pedantize

simple past tense and past participle of pedantize