Ysdillio, v. to plait, to fold
Ysdori, n. history, story
Ysdorïad, n. a telling a story
Ysdorïo, v. to tell a story
Ysdwriad, n. a threatening
Ysdwrio, v. to chide; to threat
Ysdyferiad, n. distillation
Ysdyferu, v. to distil, to drop
Ysdyfnig, a. obstinate, stubborn
Ysdyfnigrwydd, n. stubbornness