5 letter words:
fitte8,
4 letter words:
fixt14,
exit11,
text11,
feet7,
fete7,
fett7,
fitt7,
tift7,
tete4,
tite4,
3 letter words:
fix13,
tex10,
tix10,
eft6,
fee6,
fet6,
fie6,
fit6,
tef6,
tee3,
tet3,
tie3,
tit3,
2 letter words:
ex9,
xi9,
ef5,
fe5,
if5,
ee2,
et2,
it2,
te2,
ti2,