6 letter words:
forker13,
reroof9,
roofer9,
5 letter words:
froze17,
frore8,
4 letter words:
zerk17,
ooze13,
orzo13,
zero13,
fork11,
kerf11,
kore8,
rook8,
fore7,
froe7,
roof7,
3 letter words:
zek16,
fez15,
zoo12,
kef10,
kor7,
oke7,
fer6,
foe6,
for6,
fro6,
ref6,
err3,
ore3,
roe3,
2 letter words:
ef5,
fe5,
of5,
er2,
oe2,
or2,
re2,