Oddly, I could see my professor using this as a pedagogical example.
I just woke up from a dream starring PeeJee and Davan as the B and K vectors of a SISO full state feedback control system.
macaronic (mak-ah-RON-ik) adjective
Involving a mixture of languages.
[From Latin macaronicus, from Italian dialect maccarone (macaroni), probably alluding to the jumble of macaroni and sauce on a plate.]
[...]
-Anu Garg (words at wordsmith.org)
"Speaking not in the gleefully macaronic English that has made for such good, clownish copy in the past, but in his native Italian, he sounded serious and reflective as he answered questions about his age, his health, and his dwindling plans for the future." Justin Davidson; Pavarotti Winds Down; Newsday (New York); Mar 11, 1998.