7 letter words:
fuehrer13,
errhine10,
fernier10,
refiner10,
6 letter words:
fuhrer12,
heifer12,
enfire9,
feerin9,
ferine9,
fineer9,
herein9,
infere9,
inhere9,
refine9,
refire9,
rehire9,
unfree9,
ruiner6,
5 letter words:
ferer8,
fiere8,
finer8,
firer8,
freer8,
frere8,
frier8,
hiree8,
hirer8,
infer8,
refer8,
rhine8,
rifer8,
enure5,
inure5,
rerun5,
urine5,
4 letter words:
enuf7,
feen7,
feer7,
feni7,
fere7,
fern7,
fier7,
fine7,
fire7,
firn7,
free7,
furr7,
heir7,
here7,
hern7,
hire7,
huer7,
neif7,
nief7,
nife7,
reef7,
reif7,
rife7,
eine4,
erne4,
iure4,
nurr4,
reen4,
rein4,
rine4,
ruer4,
ruin4,
rune4,
3 letter words:
feh9,
erf6,
fee6,
fen6,
fer6,
feu6,
fie6,
fin6,
fir6,
fun6,
fur6,
hen6,
her6,
hie6,
hin6,
hue6,
hui6,
hun6,
nef6,
ref6,
reh6,
rif6,
een3,
ene3,
ere3,
ern3,
err3,
ire3,
nee3,
nie3,
nur3,
ree3,
rei3,
ren3,
rin3,
rue3,
run3,
uni3,
ure3,
urn3,
2 letter words:
ef5,
eh5,
fe5,
he5,
hi5,
if5,
uh5,
ee2,
en2,
er2,
in2,
ne2,
nu2,
re2,
un2,
ur2,