Un-rea-son-a-ble, afresymol, direswm

Un-sea-son-a-ble, annhymmig, anamserol

Un-sep-a-ra-ble, anwahanadwy

Un-suf-fer-a-ble, anoddefadwy, anoddefol

Va-ri-a-ble-ness, anwadalwch, amrywioldeb

Ver-i-fi-ca-tion, gwiriad, gwirioneddiad

Ver-si-fi-ca-tion, prydyddiaeth, mydraeth

Vet-er-i-na-ry, milfeddygol

Vo-cab-u-la-ry, geirlyfryn

Vo-cif-e-ra-tion, crochfloedd, banllefiad