7 letter words:
chuffer18,
5 letter words:
chuff16,
ruffe11,
ruche10,
4 letter words:
huff13,
chef12,
cuff12,
ruff10,
curf9,
cure6,
ecru6,
3 letter words:
eff9,
feh9,
fer6,
feu6,
fur6,
her6,
hue6,
ref6,
cru5,
cue5,
cur5,
ecu5,
rec5,
rue3,
2 letter words:
ef5,
eh5,
fe5,
he5,
uh5,
er2,
re2,