11 letter words:
formfitting20,
8 letter words:
fritting12,
omitting11,
intromit10,
7 letter words:
miffing16,
griffin14,
griffon14,
riffing14,
tiffing14,
firming13,
forming13,
fitting11,
rifting11,
mitring10,
ignitor8,
rioting8,
rotting8,
toiting8,
introit7,
6 letter words:
fifing13,
goniff13,
offing13,
tiffin12,
infirm11,
inform11,
firing10,
finito9,
forint9,
miring9,
riming9,
timing9,
gittin7,
origin7,
tiring7,
toting7,
trigon7,
intort6,
triton6,
5 letter words:
griff12,
motif10,
gonif9,
grift9,
fritt8,
front8,
imino7,
minor7,
mirin7,
giron6,
griot6,
groin6,
ingot6,
iring6,
tigon6,
trigo6,
intro5,
nitro5,
torii5,
4 letter words:
miff12,
riff10,
tiff10,
toff10,
firm9,
form9,
from9,
frig8,
frog8,
gift8,
fino7,
firn7,
foin7,
font7,
fort7,
frit7,
gorm7,
grim7,
info7,
rift7,
toft7,
mini6,
mint6,
miri6,
mitt6,
morn6,
mort6,
mott6,
norm6,
omit6,
trim6,
girn5,
giro5,
girt5,
grin5,
grit5,
grot5,
ring5,
ting5,
tong5,
trig5,
trog5,
inro4,
inti4,
into4,
iron4,
noir4,
nori4,
riot4,
roti4,
tint4,
tiro4,
titi4,
toit4,
tori4,
torn4,
tort4,
trio4,
trot4,
3 letter words:
iff9,
off9,
fig7,
fog7,
fin6,
fir6,
fit6,
fon6,
for6,
fro6,
mig6,
mog6,
oft6,
rif6,
mir5,
mon5,
mor5,
mot5,
nim5,
nom5,
rim5,
rom5,
tom5,
gin4,
git4,
gor4,
got4,
nog4,
rig4,
tog4,
ion3,
nit3,
nor3,
not3,
ort3,
rin3,
rot3,
tin3,
tit3,
ton3,
tor3,
tot3,
2 letter words:
if5,
of5,
mi4,
mo4,
om4,
go3,
in2,
it2,
no2,
oi2,
on2,
or2,
ti2,
to2,