8 letter words:
frettier11,
7 letter words:
ferrety13,
terrify13,
ferrite10,
fretter10,
fritter10,
6 letter words:
ferity12,
fretty12,
ferret9,
fetter9,
fitter9,
refire9,
titfer9,
retire6,
ritter6,
terret6,
territ6,
triter6,
5 letter words:
ferry11,
feyer11,
fiery11,
firry11,
fryer11,
fytte11,
reefy11,
refry11,
reify11,
eyrie8,
eyrir8,
firer8,
freer8,
frere8,
frier8,
fritt8,
refer8,
refit8,
retry8,
rifer8,
terry8,
retie5,
tetri5,
titer5,
titre5,
trier5,
trite5,
4 letter words:
eery7,
eyer7,
eyre7,
feet7,
fere7,
fete7,
fire7,
free7,
fret7,
frit7,
reef7,
reft7,
reif7,
rife7,
rift7,
tref7,
trey7,
tyee7,
tyer7,
tyre7,
yeti7,
yett7,
yirr7,
rete4,
rite4,
tier4,
tire4,
tree4,
tret4,
3 letter words:
fey9,
fry9,
eft6,
eye6,
fee6,
fer6,
fet6,
fie6,
fir6,
fit6,
ref6,
rif6,
rye6,
try6,
tye6,
yet6,
ere3,
err3,
ire3,
ree3,
rei3,
ret3,
tee3,
tet3,
tie3,
tit3,
2 letter words:
ef5,
fe5,
if5,
ye5,
er2,
et2,
it2,
re2,
ti2,