Theodore and you were sitting together in the Slytherin common room, by the sofas next to the fireplace. He's been teaching you Italian curse words for almost an hour now, amused by your interest. And he himself was just as eager to teach you some Italian.

"Alright, we had 'cazzo' and 'vaffanculo', the next one is..." Theodore says, "figlio di puttana"

"Figlio-di-puttana" he repeats slowly, so you understand it clearly. Explaining with a shrug he adds "It's like.... son of a bitch or whore"