5 letter words:
zocco18,
bunco9,
4 letter words:
buzz24,
bozo15,
zobo15,
zobu15,
ouzo13,
zoon13,
coco8,
boon6,
boun6,
bunn6,
conn6,
coon6,
unco6,
noon4,
noun4,
3 letter words:
zuz21,
coz14,
cuz14,
zoo12,
cob7,
cub7,
bon5,
boo5,
bun5,
con5,
coo5,
nob5,
nub5,
obo5,
non3,
noo3,
nun3,
ono3,
oon3,
2 letter words:
zo11,
bo4,
ob4,
no2,
nu2,
on2,
oo2,
ou2,
un2,