Rhys, n. extreme ardency; a rash; a strait; a difficulty
Rhyseth, n. a putting in a course; a straitening
Rhysedd, n. excess, superfluity
Rhysedda, v. to rush onward
Rhyselu, v. to look stedfastly
Rhysfa, n. a course, a rush
Rhysgiad, n. an overgrowing
Rhysio, v. to rush; to straiten
Rhysod, n. burning embers
Rhysol, rushing; over running