7 letter words:
furless10,
6 letter words:
fusels9,
fusser9,
5 letter words:
flues8,
fuels8,
furls8,
fusel8,
fuses8,
selfs8,
serfs8,
surfs8,
lures5,
rules5,
ruses5,
slues5,
slurs5,
suers5,
users5,
4 letter words:
fess7,
feus7,
flue7,
flus7,
fuel7,
furl7,
furs7,
fuse7,
fuss7,
refs7,
self7,
serf7,
surf7,
less4,
lues4,
lure4,
rues4,
rule4,
ruse4,
sels4,
sers4,
slue4,
slur4,
suer4,
sues4,
sure4,
user4,
uses4,
3 letter words:
efs6,
elf6,
fer6,
fes6,
feu6,
flu6,
fur6,
ref6,
els3,
ers3,
ess3,
les3,
leu3,
res3,
rue3,
sel3,
ser3,
sue3,
use3,
2 letter words:
ef5,
fe5,
el2,
er2,
es2,
re2,
us2,
