6 letter words:
finers9,
freons9,
froise9,
infers9,
irones6,
nosier6,
senior6,
soneri6,
5 letter words:
fenis8,
ferns8,
fiers8,
finer8,
fines8,
finos8,
fires8,
firns8,
foins8,
fores8,
freon8,
fries8,
frise8,
froes8,
frons8,
infer8,
infos8,
neifs8,
niefs8,
nifes8,
orfes8,
reifs8,
serif8,
eosin5,
irone5,
irons5,
noirs5,
noise5,
noris5,
noser5,
oners5,
ornis5,
osier5,
reins5,
resin5,
rines5,
rinse5,
risen5,
roins5,
rones5,
rosin5,
senor5,
serin5,
seron5,
siren5,
snore5,
4 letter words:
feis7,
feni7,
fens7,
fern7,
fier7,
fine7,
fino7,
fins7,
fire7,
firn7,
firs7,
foen7,
foes7,
foin7,
fone7,
fons7,
fore7,
fris7,
froe7,
fros7,
info7,
nefs7,
neif7,
nief7,
nife7,
orfe7,
orfs7,
refs7,
reif7,
rife7,
rifs7,
seif7,
serf7,
eons4,
erns4,
eros4,
inro4,
ions4,
ires4,
iron4,
nies4,
noes4,
noir4,
nori4,
nose4,
oner4,
ones4,
onie4,
ores4,
rein4,
reis4,
rens4,
reos4,
rine4,
rins4,
rise4,
roes4,
roin4,
rone4,
rose4,
seir4,
sien4,
sine4,
sire4,
sone4,
sore4,
sori4,
sorn4,
3 letter words:
efs6,
erf6,
fen6,
fer6,
fes6,
fie6,
fin6,
fir6,
foe6,
fon6,
for6,
fro6,
ifs6,
nef6,
orf6,
ref6,
rif6,
sif6,
ens3,
eon3,
ern3,
ers3,
ins3,
ion3,
ios3,
ire3,
iso3,
nie3,
nis3,
nor3,
nos3,
oes3,
one3,
ons3,
ore3,
ors3,
ose3,
rei3,
ren3,
reo3,
res3,
rin3,
roe3,
sei3,
sen3,
ser3,
sin3,
sir3,
son3,
sri3,
2 letter words:
ef5,
fe5,
if5,
of5,
en2,
er2,
es2,
in2,
io2,
is2,
ne2,
no2,
oe2,
oi2,
on2,
or2,
os2,
re2,
si2,
so2,