5 letter words:
rares5,
raser5,
rears5,
serra5,
4 letter words:
ares4,
arse4,
ears4,
eras4,
errs4,
rare4,
rase4,
rear4,
sear4,
sera4,
serr4,
3 letter words:
are3,
ars3,
ear3,
eas3,
era3,
err3,
ers3,
ras3,
res3,
sae3,
sar3,
sea3,
ser3,
2 letter words:
ae2,
ar2,
as2,
ea2,
er2,
es2,
re2,