Gwythen, n. a duct, a vein
Gwythenog, a. having veins
Gwythenol, a. venal, of veins
Gwythien, a vein, a blood-vessel
Gwythig, a. infuriate, wrathful
Gwythlon, a. wrathful, furious
Gwytho, v. to irritate
Gwythod, n. irritation
Gwythog, a. wrathful, angry
Gwythol, a. wrathful, raging