6 letter words:
freety12,
fretty12,
fetter9,
5 letter words:
feyer11,
fytte11,
reefy11,
yfere11,
emery10,
freet8,
terfe8,
meter7,
metre7,
remet7,
retem7,
4 letter words:
ryfe10,
feme9,
ferm9,
eery7,
eyer7,
eyre7,
feer7,
feet7,
fere7,
fete7,
fett7,
free7,
fret7,
reef7,
reft7,
terf7,
tref7,
trey7,
trye7,
tyee7,
tyer7,
tyre7,
tyte7,
yett7,
meer6,
meet6,
mere6,
mete6,
teem6,
teme6,
term6,
rete4,
teer4,
tete4,
tree4,
tret4,
3 letter words:
fey9,
fry9,
fem8,
eft6,
erf6,
eye6,
fee6,
fer6,
fet6,
ref6,
rye6,
tef6,
try6,
tye6,
yet6,
eme5,
mee5,
met5,
rem5,
ere3,
ree3,
ret3,
tee3,
tet3,
2 letter words:
fy8,
my7,
ef5,
fe5,
ye5,
em4,
me4,
ee2,
er2,
et2,
re2,
te2,