10 letter words:
nitrofuran13,
8 letter words:
fountain11,
urinator8,
7 letter words:
antifur10,
faitour10,
fontina10,
rainout7,
6 letter words:
fanion9,
forint9,
forrit9,
infant9,
nonfat9,
unfair9,
anoint6,
aroint6,
intron6,
inturn6,
nation6,
natron6,
nonart6,
nutria6,
ourari6,
outran6,
ration6,
turion6,
turnon6,
untorn6,
5 letter words:
afrit8,
faint8,
fanon8,
fount8,
friar8,
front8,
fruit8,
furan8,
furor8,
futon8,
infra8,
unfit8,
anion5,
inrun5,
intro5,
inurn5,
nairu5,
niton5,
nitro5,
noria5,
ratio5,
riant5,
rutin5,
tauon5,
train5,
trona5,
union5,
urari5,
4 letter words:
fain7,
fair7,
fano7,
faro7,
fart7,
faun7,
fiar7,
fiat7,
fino7,
firn7,
foin7,
font7,
fora7,
fort7,
four7,
frat7,
frit7,
info7,
naif7,
raft7,
rift7,
tofu7,
tufa7,
turf7,
airn4,
airt4,
anon4,
anti4,
aunt4,
auto4,
inro4,
into4,
iota4,
iron4,
naoi4,
noir4,
nona4,
nori4,
nota4,
noun4,
orra4,
rain4,
rani4,
rant4,
rato4,
riot4,
roan4,
roar4,
rota4,
roti4,
rout4,
ruin4,
runt4,
tain4,
tarn4,
taro4,
tiro4,
tora4,
tori4,
torn4,
torr4,
tour4,
trio4,
tuna4,
turn4,
unai4,
unit4,
unto4,
3 letter words:
aft6,
arf6,
fan6,
far6,
fat6,
fin6,
fir6,
fit6,
fon6,
for6,
fou6,
fro6,
fun6,
fur6,
oaf6,
oft6,
rif6,
ain3,
air3,
ait3,
ani3,
ant3,
art3,
inn3,
ion3,
nan3,
nit3,
nor3,
not3,
nun3,
nut3,
oar3,
oat3,
ora3,
ort3,
our3,
out3,
rai3,
ran3,
rat3,
ria3,
rin3,
rot3,
run3,
rut3,
tan3,
tao3,
tar3,
tau3,
tin3,
ton3,
tor3,
tui3,
tun3,
urn3,
uta3,
2 letter words:
fa5,
if5,
of5,
ai2,
an2,
ar2,
at2,
in2,
it2,
na2,
no2,
nu2,
oi2,
on2,
or2,
ta2,
ti2,
to2,
un2,
ut2,
