Re-fuse, ysgubion, gwehilion: nacäu, gomedd
Re-fute, gwrthbrofi, dadbrofi
Re-gain, adgaffael, ailennill
Re-gal, breiniol, teyrnol
Re-gale, gwledd, breninwledd
Re-gard, golygiad; parch: golygu; parchu
Re-gent, llywydd: rhaglywyddu
Re-gion, ardal, bro; awyrbarth; lle
Re-gret, gofid, blinder: gofidio
Re-hearse, datgan; prawfdraethu