"Oh, no. Is that wrong? I thought that's what it was, I don't know all the words here yet-"

She stops. That was... more than she wanted to reveal about herself, potentially. But Karen's friends with Jenny, right? Hasn't Jenny mentioned being Muggleborn? This is fine. Probably. Karen won't think she's weird or inferior or whatever else it is those Slytherin snobs have stuck up their bums.

(Vivian is not much enamored of blood purists.)