pedante
Pedante is a term used in several Romance languages, notably Italian, Spanish, and Portuguese, to describe a person who shows excessive concern with formal rules, details, or scholarly knowledge, often at the expense of practicality. As an adjective, it characterizes behavior that is overly meticulous or pedantic; as a noun, it refers to a person who embodies such traits.
Etymology: The word derives from Italian pedante, from Late Latin paedant-, from Greek paidagōgos, meaning tutor
Usage in Italian, Spanish, and Portuguese: In Italian, pedante functions as both noun and adjective; gender agrees
English usage: In English, pedante is rarely used; the standard term is pedant or occasionally a loanword