6 letter words:
fozier18,
iffier12,
5 letter words:
froze17,
fifer11,
offer11,
4 letter words:
friz16,
zero13,
zori13,
fief10,
fife10,
riff10,
fire7,
fore7,
froe7,
reif7,
rife7,
3 letter words:
fez15,
fiz15,
eff9,
iff9,
off9,
fer6,
fie6,
fir6,
foe6,
for6,
fro6,
ref6,
rif6,
ire3,
ore3,
rei3,
roe3,
2 letter words:
ef5,
fe5,
if5,
of5,
er2,
oe2,
oi2,
or2,
re2,