Cywair, n. connexion, order; a key in music; accordant, orderly
Cywarch, n. hemp, flax
Cywarchlen, n. a canrass
Cywarsang, n. a tread over
Cyweddol, a. conformable
Cyweirdant, n. a key string
Cyweirdeb, n. correctness
Cyweirgorn, n. a turning key
Cyweiriad, n. correction
Cyweirio, v. to correct, to rectify; to dress; to tune