Re-cord, cofiant, coflyfr: coffäu, cofrestru
Re-cruit, adlenwad: adlenwi, codi gwyr
Rec-tor, person, periglor
Re-cur, adredeg, adgyrchu
Red-dish, lledgoch, cochlyd
Re-deem, prynu, rhyddhau
Re-doubt, rhag-gaer, rhagfur
Re-dress, esmwythâd: iawni, ysgafnhau
Re-duce, ennill, adferu; iselu, goresgyn
Re-fer, gosod ar, cyfeirio at, golygu