Trwyo, prep. through: adv. through
Trwyogaeth, n. pervasion
Trwyogi, v. to make pervasive
Trwyth, n. a solvent; lie; decoction
Trywytho, v. to steep in lie
Trwythi, n. a menstrum; lie
Trwythiad, n. a steeping in lie
Try, n. aptness to pass through or over
Tryad, n. a pervasion
Tryal, n. a homestead