9 letter words:
informing15,
8 letter words:
minoring11,
7 letter words:
firming13,
forming13,
foining11,
morning10,
ironing8,
6 letter words:
infirm11,
inform11,
fining10,
firing10,
mignon9,
mining9,
miring9,
riming9,
minion8,
origin7,
5 letter words:
gonif9,
imino7,
minor7,
mirin7,
giron6,
groin6,
iring6,
inion5,
4 letter words:
firm9,
form9,
from9,
frig8,
frog8,
fino7,
firn7,
foin7,
gorm7,
grim7,
info7,
mini6,
miri6,
morn6,
norm6,
girn5,
giro5,
grin5,
ring5,
inro4,
iron4,
noir4,
nori4,
3 letter words:
fig7,
fog7,
fin6,
fir6,
fon6,
for6,
fro6,
mig6,
mog6,
rif6,
mir5,
mon5,
mor5,
nim5,
nom5,
rim5,
rom5,
gin4,
gor4,
nog4,
rig4,
inn3,
ion3,
nor3,
rin3,
2 letter words:
if5,
of5,
mi4,
mo4,
om4,
go3,
in2,
no2,
oi2,
on2,
or2,