wyn
achwyn be,eg
adolwyn eg
addfwyn a
afwyn eb
anaddfwyn a
ancwyn eg
anfwyn a
anhyddwyn a
bedwlwyn eg
blaengrwyn ell
brwyn ell
brysglwyn eg
cadwyn eb
caethforwyn eb
camymddwyn be
cerwyn eb
clogwyn eg
colwyn eg
collwyn eg
crwyn egll
crywyn eg
cwyn ebg
cydymddwyn be
cyfrddwyn be
cynllwyn be,eg
cyswyn a
chwylolwyn eb
derlwyn eg
digwyn a
dirwyn be
diwenwyn a
draenllwyn eg
dryslwyn eg
dwyn be
eurgwyn eg
fflamddwyn a
ffrwyn eb
galwyn eg
gwanwyn eg
gwenwyn eg
gwrthgynllwyn eg
gwrthwenwyn eg
halwyn eg
hyfwyn a
llaethwyn egll
llawforwyn eb
llwyn ebg
llyswenwyn eg
mandwyn eg
môr-forwyn eb
morwyn eb
mwyn a,eg
olwyn eb
papurfrwyn ell
penffrwyn eg
plwyn eg
rhuglgrwyn egll
swyn eg
syrlwyn eg
terrwyn a
trwyn eg
twyn eg
w^yn egll
ymddwyn+ymddw^yn be
ymswyn be