7 letter words:
finnier10,
inferno10,
6 letter words:
fainer9,
fanion9,
fanner9,
infare9,
eonian6,
inaner6,
narine6,
5 letter words:
afire8,
afore8,
fanon8,
feria8,
finer8,
frena8,
infer8,
infra8,
anion5,
inane5,
inion5,
inner5,
irone5,
noria5,
renin5,
4 letter words:
fain7,
fair7,
fane7,
fano7,
fare7,
faro7,
fear7,
fern7,
fiar7,
fine7,
fino7,
fire7,
firn7,
foin7,
fora7,
fore7,
frae7,
froe7,
info7,
naif7,
neif7,
reif7,
rife7,
aeon4,
aero4,
airn4,
anon4,
earn4,
inia4,
inro4,
iron4,
naoi4,
near4,
neon4,
nine4,
noir4,
nona4,
none4,
nori4,
rain4,
rani4,
rein4,
roan4,
3 letter words:
arf6,
fan6,
far6,
fen6,
fer6,
fie6,
fin6,
fir6,
foe6,
fon6,
for6,
fro6,
oaf6,
ref6,
rif6,
ain3,
air3,
ane3,
ani3,
are3,
ear3,
eon3,
era3,
ern3,
inn3,
ion3,
ire3,
nae3,
nan3,
nor3,
oar3,
one3,
ora3,
ore3,
rai3,
ran3,
rei3,
ria3,
rin3,
roe3,
2 letter words:
ef5,
fa5,
fe5,
if5,
of5,
ae2,
ai2,
an2,
ar2,
en2,
er2,
in2,
na2,
ne2,
no2,
oe2,
oi2,
on2,
or2,
re2,