Dirgelfa, n. a secret place
Dirgelgynghor, n. privy-council
Dirgeli, n. secrecy, privacy
Dirgeliad, n. a secreting
Dirgelu, v. to secrete
Dirgelwch, n. a secrecy
Dirglwyf, n. extreme aching
Dirglymu, v. to tie tightly
Dirgrynu, v. to convulse
Dirgwyn, n. extreme complaint