5 letter words:
defat9,
fated9,
4 letter words:
daft8,
deaf8,
deft8,
fade8,
feud8,
fate7,
feat7,
feta7,
tufa7,
date5,
daut5,
duet5,
3 letter words:
def7,
fad7,
fed7,
fud7,
aft6,
eft6,
fat6,
fet6,
feu6,
due4,
tad4,
ted4,
ate3,
eat3,
eau3,
eta3,
tae3,
tau3,
tea3,
uta3,
ute3,
2 letter words:
ef5,
fa5,
fe5,
ad3,
de3,
ed3,
ae2,
at2,
et2,
ta2,
ut2,