Hmmm... I'm not sure. Probably if I were going to write about frustration (therefore confusion) I'd probably use very diffuse imagery, in order to confuse the writer, and hence showing I don't know what I'm about. No particualr word choice, though. Instead of using key worRAB, I'd go around the bushes or then again, use very mysterious imagery (just try to avoid ghosts that's like "CLICH