Dyfwyo, v. to augment

Dyfyru, v. to curtail

Dyfysgu, v. to make confusion

Dyffrydio, v. to stream

Dyffryn, n. valley, dale, vale

Dyffugliad, n. ventilation

Dyffustol, v. to beat

Dyffysgo, v. to hurry

Dygadwy, a. portable

Dygamu, v. to bend