9 letter words:
nonenergy13,
8 letter words:
nongreen9,
6 letter words:
energy10,
eryngo10,
greeny10,
groyne10,
gyrene10,
5 letter words:
gyron9,
yogee9,
onery8,
genre6,
genro6,
goner6,
green6,
4 letter words:
gory8,
grey8,
gyre8,
gyro8,
orgy8,
eery7,
eyen7,
eyer7,
eyne7,
eyre7,
oyer7,
yore7,
eger5,
ergo5,
gene5,
goer5,
gone5,
gore5,
gree5,
ogee5,
ogre5,
erne4,
nene4,
neon4,
none4,
3 letter words:
gey7,
goy7,
eye6,
rye6,
yen6,
yon6,
ego4,
eng4,
erg4,
gee4,
gen4,
gor4,
neg4,
nog4,
reg4,
eon3,
ere3,
ern3,
nee3,
nor3,
one3,
ore3,
ree3,
roe3,
2 letter words:
oy5,
ye5,
yo5,
go3,
en2,
er2,
ne2,
no2,
oe2,
on2,
or2,
re2,