5 letter words:
creek11,
icker11,
greek10,
4 letter words:
geck11,
reck10,
rick10,
geek9,
keir8,
kier8,
reek8,
cere6,
cire6,
rice6,
eger5,
gree5,
3 letter words:
ick9,
keg8,
eek7,
eke7,
irk7,
kir7,
cig6,
cee5,
ice5,
rec5,
erg4,
gee4,
gie4,
reg4,
rig4,
ere3,
ire3,
ree3,
rei3,
2 letter words:
ki6,
er2,
re2,