Synonyms for Pedant:

n.

doctrinaire, diva, methodologist, Precisian, wet blanket, perfectionist, GRINCH, purist, bluestocking, scourge, hothead, stickler, walking encyclopedia, shrew, pedagogue, dogmatist, critic, egghead. dogmatist (noun)
pedagogue.
formalist (noun)
bookworm, egghead, doctrinaire, pedagogue, methodologist, bluestocking, dogmatist.
pedant (noun)
scholastic, bookworm.

Other synonyms:

dogmatist
pedagogue.
Other relevant words:
doctrinaire, Precisian, methodologist, bluestocking, stickler, purist, egghead, perfectionist, dogmatist, pedagogue.