Vig-i-lant, gwyliadwrus, gofalus

Vig-or-ous, egniol, bywiog

Vil-lain-ous, ysgeler, atgas, drygus

Vin-ci-ble, gorchfygadwy, gorfodadwy

Vin-di-cate, diffyn; cyfiawnhau

Vin-e-gar, gwinegr, surlyn

Vi-o-late, halogi, treisio, troseddu

Vi-o-lence, trais, traha, gormes, gorthrech

Vi-o-lent, tanbaid, ffyrnig

Vir-tu-al, effeithiol; gweithredol