5 letter words:
gulch11,
churl10,
lurch10,
4 letter words:
chug10,
curf9,
frug8,
fugu8,
gulf8,
crud7,
curd7,
furl7,
hurl7,
curl6,
drug6,
guru5,
3 letter words:
duh7,
fud7,
fug7,
hug7,
ugh7,
cud6,
flu6,
fur6,
cru5,
cur5,
dug5,
gul4,
lug4,
rug4,
urd4,
ulu3,
2 letter words:
uh5,