Swtan, n. whiting
Swtrach, n. dross, dregs
Swtrws, n. bruised mass
Swth, n. a frame; a pile
Swy, n. what is on or over
Swyd, n. what extends over
Swydo, v. to intimidate
Swydd, n. employ, office, duty, service; a suit; a shire a county
Swyddfa, n. place of business
Swyddog, a. having office officer