7 letter words:
feinter10,
fennier10,
interne7,
6 letter words:
enfire9,
feerin9,
ferine9,
fineer9,
finner9,
frenne9,
infere9,
refine9,
entire6,
intern6,
nerine6,
nerite6,
rennet6,
retine6,
tenner6,
tinner6,
triene6,
5 letter words:
feint8,
fient8,
fiere8,
finer8,
freet8,
freit8,
infer8,
refit8,
rifte8,
terfe8,
treif8,
enter5,
inert5,
inner5,
inter5,
niter5,
nitre5,
renin5,
renne5,
rente5,
retie5,
tenne5,
terne5,
treen5,
trine5,
4 letter words:
feen7,
feer7,
feet7,
feni7,
fent7,
fere7,
fern7,
fete7,
fier7,
fine7,
fire7,
firn7,
free7,
fret7,
frit7,
neif7,
nief7,
nife7,
reef7,
reft7,
reif7,
rife7,
rift7,
terf7,
tref7,
eine4,
erne4,
eten4,
nene4,
nete4,
nine4,
nite4,
reen4,
rein4,
rent4,
rete4,
rine4,
rite4,
teen4,
teer4,
tene4,
tern4,
tier4,
tine4,
tire4,
tree4,
trie4,
trin4,
3 letter words:
eft6,
erf6,
fee6,
fen6,
fer6,
fet6,
fie6,
fin6,
fir6,
fit6,
nef6,
ref6,
rif6,
tef6,
een3,
ene3,
ere3,
ern3,
inn3,
ire3,
nee3,
net3,
nie3,
nit3,
ree3,
rei3,
ren3,
ret3,
rin3,
rit3,
tee3,
ten3,
tie3,
tin3,
2 letter words:
ef5,
fe5,
if5,
ee2,
en2,
er2,
et2,
in2,
it2,
ne2,
re2,
te2,
ti2,