7 letter words:
fleeter10,
6 letter words:
feeler9,
felter9,
lefter9,
refeel9,
refelt9,
reflet9,
telfer9,
5 letter words:
fleer8,
fleet8,
freet8,
lefte8,
refel8,
terfe8,
relet5,
4 letter words:
feel7,
feer7,
feet7,
felt7,
fere7,
fete7,
flee7,
free7,
fret7,
left7,
reef7,
reft7,
terf7,
tref7,
leer4,
leet4,
lere4,
reel4,
rete4,
teel4,
teer4,
tele4,
tree4,
3 letter words:
eft6,
elf6,
erf6,
fee6,
fer6,
fet6,
ref6,
tef6,
eel3,
elt3,
ere3,
lee3,
let3,
ree3,
ret3,
tee3,
tel3,
2 letter words:
ef5,
fe5,
ee2,
el2,
er2,
et2,
re2,
te2,