Dyweddio, v. to espouse, to wed

Dyweinio, v. to convey

Dywellygio, v. to fail

Dywenu, v. to smile

Dywenydd, n. pleasure, bliss

Dywirio, v. to verify

Dywisgo, v. to dress

Dywrthebu, v. to respond

Dywrthredu, v. to go adversely

Dywthio, v. to protrude