6 letter words:
creeks12,
5 letter words:
zerks18,
creek11,
recks11,
esker9,
reeks9,
ceres7,
scree7,
4 letter words:
zeks17,
zerk17,
zees13,
reck10,
ekes8,
reek8,
seek8,
skee8,
cees6,
cere6,
recs6,
rees4,
seer4,
sere4,
3 letter words:
zek16,
zee12,
eek7,
eke7,
cee5,
rec5,
sec5,
ere3,
ers3,
ree3,
res3,
see3,
ser3,
2 letter words:
er2,
es2,
re2,