7 letter words:
reekers11,
6 letter words:
reeker10,
reseek10,
seeker10,
5 letter words:
esker9,
reeks9,
resee5,
serer5,
4 letter words:
ekes8,
reek8,
seek8,
skee8,
errs4,
rees4,
seer4,
sere4,
3 letter words:
eek7,
eke7,
ere3,
err3,
ers3,
ree3,
res3,
see3,
ser3,
2 letter words:
er2,
es2,
re2,