Pertyn, n. a smart little fellow
Perth, n. a thorn bush; a brake
Perthen, n. a thorn bush
Perthyn, n. what is appropriate: v. to appertain, to belong
Perthynad, n. an appertaining
Perthynas, n. relation; appurtenance
Perthynasol, a. appropriate
Perthynasoli, v. to render appropriate
Perthynasu, v. to render appropriate
Perthynedigaeth, appropriation