wst

bolwst ebg
cibwst eb
clunwst eb
crwst eg
crydwst eb
crygwst eg
cymalwst eb
didrwst a
dwst eg
dywedwst a
ffrwst eg
gwrwst eb
llabwst eg
llwynwst eg
mamwst eb
nerfwst eg
troedwst eb
trwst eg
ysgyfeinwst eg