7 letter words:
feoffed17,
5 letter words:
feoff14,
deffo12,
effed12,
offed12,
4 letter words:
doff11,
feed8,
feod8,
3 letter words:
eff9,
off9,
def7,
dof7,
fed7,
fee6,
foe6,
dee4,
doe4,
ode4,
2 letter words:
ef5,
fe5,
of5,
de3,
do3,
ed3,
od3,
ee2,
oe2,
