7 letter words:
decreer10,
6 letter words:
decree9,
recede9,
reeder7,
5 letter words:
ceder8,
cered8,
creed8,
deere6,
drere6,
erred6,
reede6,
4 letter words:
cede7,
cred7,
cere6,
cree6,
deer5,
dere5,
dree5,
ered5,
rede5,
reed5,
3 letter words:
cee5,
rec5,
dee4,
red4,
ere3,
err3,
ree3,
2 letter words:
de3,
ed3,
ee2,
er2,
re2,