6 letter words:
clough12,
5 letter words:
cough11,
gulch11,
ghoul9,
lough9,
4 letter words:
chog10,
chug10,
chou9,
loch9,
ouch9,
clog7,
clou6,
3 letter words:
hoc8,
och8,
hog7,
hug7,
ugh7,
cog6,
col5,
gul4,
log4,
lug4,
lou3,
2 letter words:
ch7,
ho5,
oh5,
uh5,
go3,
gu3,
ug3,
lo2,
ou2,
