9 letter words:
regreeted11,
8 letter words:
deterger10,
7 letter words:
deterge9,
greeted9,
regrede9,
greeter8,
regreet8,
6 letter words:
degree8,
greete7,
reeder7,
regret7,
teered7,
retree6,
5 letter words:
edger7,
greed7,
deere6,
deter6,
drere6,
egret6,
erred6,
greet6,
reede6,
treed6,
4 letter words:
dreg6,
edge6,
geed6,
deer5,
deet5,
dere5,
dree5,
eger5,
ered5,
gere5,
gert5,
gree5,
rede5,
reed5,
teed5,
rete4,
teer4,
tree4,
3 letter words:
deg5,
ged5,
dee4,
erg4,
gee4,
get4,
red4,
reg4,
ted4,
teg4,
ere3,
err3,
ree3,
ret3,
tee3,
2 letter words:
de3,
ed3,
ee2,
er2,
et2,
re2,
te2,