9 letter words:
infringes13,
8 letter words:
infringe12,
refining12,
resining9,
7 letter words:
fingers11,
finings11,
firings11,
fringes11,
finnier10,
ginners8,
ginnier8,
insigne8,
reining8,
rinsing8,
seining8,
6 letter words:
feigns10,
finger10,
fining10,
firing10,
friges10,
fringe10,
griefs10,
infers9,
ensign7,
ginner7,
reigns7,
renigs7,
resign7,
rising7,
sering7,
signer7,
singer7,
siring7,
inners6,
renins6,
sinner6,
5 letter words:
feign9,
frigs9,
grief9,
ferns8,
finer8,
fines8,
finis8,
fires8,
firns8,
fries8,
frise8,
infer8,
neifs8,
reifs8,
serif8,
genii6,
girns6,
grins6,
iring6,
reign6,
renig6,
rings6,
segni6,
sengi6,
singe6,
inner5,
nines5,
nisei5,
reins5,
renin5,
resin5,
rinse5,
risen5,
serin5,
siren5,
4 letter words:
figs8,
frig8,
fens7,
fern7,
fine7,
fins7,
fire7,
firn7,
firs7,
neif7,
refs7,
reif7,
rife7,
rifs7,
seif7,
serf7,
egis5,
engs5,
ergs5,
gens5,
gien5,
gies5,
gins5,
girn5,
grin5,
negs5,
regs5,
rigs5,
ring5,
sign5,
sing5,
erns4,
inns4,
ires4,
iris4,
nine4,
nisi4,
rein4,
reis4,
rins4,
rise4,
sine4,
sire4,
3 letter words:
fig7,
efs6,
fen6,
fer6,
fes6,
fie6,
fin6,
fir6,
ifs6,
ref6,
rif6,
eng4,
erg4,
gen4,
gie4,
gin4,
neg4,
reg4,
rig4,
seg4,
ens3,
ern3,
ers3,
inn3,
ins3,
ire3,
rei3,
res3,
rin3,
sei3,
sen3,
ser3,
sin3,
sir3,
sri3,
2 letter words:
ef5,
fe5,
if5,
en2,
er2,
es2,
in2,
is2,
ne2,
re2,
si2,