5 letter words:
tenet5,
4 letter words:
feen7,
feet7,
fent7,
fete7,
fett7,
eten4,
nete4,
nett4,
teen4,
tene4,
tent4,
tete4,
3 letter words:
fez15,
zee12,
eft6,
fee6,
fen6,
fet6,
nef6,
tef6,
een3,
ene3,
nee3,
net3,
tee3,
ten3,
tet3,
2 letter words:
ef5,
fe5,
ee2,
en2,
et2,
ne2,
te2,