7 letter words:
regorge9,
6 letter words:
rezero15,
gorger8,
5 letter words:
egger7,
gorge7,
grege7,
grego7,
reggo7,
roger6,
4 letter words:
geez14,
zero13,
grog6,
eger5,
ergo5,
gere5,
goer5,
gore5,
gree5,
ogee5,
ogre5,
rego5,
rore4,
3 letter words:
rez12,
zee12,
egg5,
ego4,
erg4,
gee4,
geo4,
goe4,
gor4,
reg4,
ere3,
err3,
ore3,
ree3,
reo3,
roe3,
2 letter words:
zo11,
go3,
ee2,
er2,
oe2,
or2,
re2,