[W, Dillus the Bearded].
Welsh giant; one of the tasks of Culhwch was to steal hair from Dillus's beard to make a leash for Twrch Trwyth and Drudwyn. Daunting though the task was, Culhwch accomplished it easily. See CULHWCH AC OLWEN. Cei and Bedwyr also make such a leash from Dillus's beard.