Clogwrn, n. a crag; a rock
Clogwyn, n. precipi
Clogwynog, a. full of precipiccs
Clogyrnog, a. craggy, rocky
Cloi, v. to close, to lock
Cloig, n. a hasp; a hitch; helm for thatching
Cloigen, n. what is tied at the end; a hitch, a whisk of straw
Cloigyn, n. a hasp; a hitch
Cloigynu, v. to hasp; to hitch
Clòl, n. a pate, a skull