Coegymddangosiad, n. a false appearance
Coegymffrost, n. vain boasting
Coegyn, n. conceited fellow
Coegynaidd, a. coxcomical
Coel, n. an omen; belief, trust
Coelbren, n. a record or letter, stick; a ballot stick; a lot
Coelcerth, n. a bonfire
Coeledig, a credited, believed
Coeledigaeth, n. credibility
Coeledd, n. credibility; belief