Ystun, n. what is irritating
Ystunad, n. an irritating
Ystuno, v. to irritate; to instigate
Ystwc, n. a bucket: a shock
Ystwff, n. a lift
Ystwffwl, n. a stock, a holdfast, a staple, the knocker of a door
Ystwng, n. a putting down
Ystwmp, n. a stump
Ystwr, n. a stir, a noise
Ystwrio, v. to bustle, to stir