You're doing it too. The word I used is a naming word. You're adding your own negative connotations to it. We use that word for any adult who has sex with people under the age of 16. If you think having sex with people under the age of 16 is bad, then that's on you, and that's why you think that is an insult. It's a fact. He did do it, and that is the word we use to describe a person who does that.