6 letter words:
sizers15,
risers6,
5 letter words:
sizer14,
sizes14,
riser5,
rises5,
sires5,
4 letter words:
size13,
errs4,
ires4,
reis4,
rise4,
seis4,
sers4,
sire4,
sirs4,
sris4,
3 letter words:
err3,
ers3,
ess3,
ire3,
rei3,
res3,
sei3,
ser3,
sir3,
sis3,
sri3,
2 letter words:
er2,
es2,
is2,
re2,
si2,