For its schoolyard prevalence alone, I don’t believe “bully” quite illustrates the point, and bastard is far too common, agreed. Whatever happened to santorum, or smeg, etc.? These days, we seem to rely on spitting out derogatory pre-chewed gum, and there’s so much more to English alone — not to mention how many other languages have had cause for coining a phrase or term for whatever moment in particular?
Get creative. Read a book. See the world. Learn to fuck in different tongues. Swear like it was your birthright. (Plot twist: it is.)