7 letter words:
quaffer22,
5 letter words:
quaff20,
quare14,
ruffe11,
feuar8,
4 letter words:
raff10,
ruff10,
fare7,
faur7,
fear7,
frae7,
frau7,
urea4,
3 letter words:
qua12,
aff9,
eff9,
arf6,
auf6,
erf6,
fae6,
far6,
fer6,
feu6,
fra6,
fur6,
ref6,
are3,
aue3,
ear3,
eau3,
era3,
rue3,
ure3,
2 letter words:
ef5,
fa5,
fe5,
ae2,
ar2,
ea2,
er2,
re2,
ur2,