Darddiffynu, v. to protect
Darddodi, v. to prefix
Darddonio, v. to endow
Darddosbarthu, v. to elucidate
Darddringo, v. to climb up
Darddullio, v. to describe
Darddwyrain, v. to soar aloft
Darddwyso, v. to make dense
Darddychrynu, v. to intimidate
Darddychwel, v. to recur back