"No what?" Kavinsky swatted Jack in the thigh. "Dude, you've gotta use small fuckin' words, I'm ESL."

In truth, Kavinsky could suppose the meaning out of the word, because he'd done enough anatomical research over the years. But it was still worth reminding people, from time to time, that just because he was good at hiding it didn't mean he knew the language they were speaking.