5 letter words:
buchu12,
butch12,
gulch11,
4 letter words:
chub11,
chug10,
bhut9,
buhl9,
chut9,
club8,
thug8,
cult6,
glut5,
3 letter words:
hub8,
cub7,
hug7,
ugh7,
bug6,
gub6,
hut6,
but5,
cut5,
tub5,
gul4,
gut4,
lug4,
tug4,
ulu3,
utu3,
2 letter words:
ch7,
uh5,
gu3,
ug3,
ut2,