What is 'per insegnarti' when translated from Italian to English?

"In order to instruct you" is an English equivalent of the Italian phrase per insegnarti. The prepositional phrase also translates literally as "for teaching yourself" according to English contexts. The pronunciation will be "pey-REEN-sey-NYAR-tee" in Pisan Italian.

"For teaching you" is one English equivalent of the Italian phrase per insegnarti.

Specifically, the preposition per is "to, for, through." The present infinitive insegnare* means "to teach." The object/reflexive pronoun ti respectively translate as "(informal singular) you" or "(informal singular) yourself" depending upon context.

Whatever the meaning, the pronunciation remains "pey-REEN-seyn-NYAR-tee" in Italian.