7 letter words:
unfence12,
6 letter words:
fencer11,
fennec11,
funner9,
unfree9,
cunner8,
5 letter words:
furze17,
fuzee17,
fence10,
enure5,
4 letter words:
fuze16,
curf9,
enuf7,
fere7,
fern7,
free7,
reef7,
cere6,
cure6,
curn6,
ecru6,
erne4,
nene4,
rune4,
3 letter words:
fez15,
zee12,
fee6,
fen6,
fer6,
feu6,
fun6,
fur6,
ref6,
cee5,
cru5,
cue5,
cur5,
ecu5,
rec5,
ere3,
ern3,
nee3,
nun3,
ree3,
rue3,
run3,
urn3,
2 letter words:
ef5,
fe5,
en2,
er2,
ne2,
nu2,
re2,
un2,