5 letter words:
womby15,
kombu13,
4 letter words:
womb11,
buoy9,
umbo8,
3 letter words:
wok10,
yok10,
yuk10,
kob9,
yow9,
bow8,
boy8,
buy8,
mow8,
yob8,
yom8,
yum8,
bum7,
koi7,
mib7,
mob7,
you6,
bio5,
obi5,
2 letter words:
by7,
my7,
ki6,
ow5,
oy5,
wo5,
yo5,
bi4,
bo4,
mi4,
mo4,
mu4,
om4,
um4,
oi2,