Dis-be-lief, anghrediniaeth, anghred

Dis-be-lieve, anghredu, anghoelio

Dis-burse-ment, taliad, traul

Dis-cern-ing, dirnadaeth; craffus, deallus

Dis-ci-ple, dysgybl; ysgoläig: dysgu

Dis-ci-pline, dysgyblaeth: dysgyblu

Dis-clos-ure, dynoethiad, dadguddiad

Dis-com-fit, gorchfygiad: gorchfygu

Dis-com-pose, aflonyddu; annhrefnu

Dis-con-tent, anfoddlawn: anfoddloni