Ymysgar, n. the bowels
Ymysgario, v. to separate one’s self
Ymysgwyd, v. to shake one’s self
Yn, n. state of being in: prep. in, at, into; for
Yna, adv. there, in that place; then; there now, lo!
Ynad, n. a judge, a justice
Ynadaeth, n. the office of a judge
Ynfer, n. an influx
Ynfyd, n. what is mad or silly: a. furious, mad; foolish
Ynfydrwydd, n. foolishness