Curse, cuss, swear, — however you say it, movies and TV can only get away with so much profanity before they get an adult rating. That’s just one reason media has often improvised on their dialogue, skirting around situations with inventive uses of language and downright gibberish that sounds a LOT like actually swearing, when its actually not.
One popular method: just invent new insults. Like Leah famously dropping this one:
Or how about this hot no-swear technique: almost swearing, but rolling it into another word. Like “oh shiiiiiitake mushrooms.”
You get the point. Enjoy: