Un-der-neath, dan, tan, tanodd

Un-der-stand, deall, dirnad, amgyffred

Un-der-stood, dealledig

Un-der-take, ymgymeryd, ymosod ar

Un-doubt-ed, diamheuol, dios

Un-du-late, tonogi

Un-ea-sy, anesmwyth, cyffrous

Un-e-qual, anghyfartal, anwastad

Un-e-ven, anwastad, anghyfartal

Un-ex-pert, anfedrus, anhwylus