Pos-ter-i-ty, olafiad; hiliogaeth
Pre-ca-ri-ous, ansicr, ansafadwy
Pre-cip-i-tate, chwyrndaflu; penchwidro
Pre-cur-so-ry, blaenorol, blaenawl
Pred-e-ces-sor, rhagredwr, rhagflaenor
Pre-des-ti-nate, rhaglunio
Pre-dic-a-ment, cyflwr, helynt, sefyllfa
Pre-dom-in-ance, goruchafiaeth
Pre-dom-in-ant, penaf, trechaf
Pre-dom-in-ate, gorchafu, gorchfygu