5 letter words:
cires7,
cries7,
crise7,
erics7,
icers7,
rices7,
seric7,
4 letter words:
cire6,
cris6,
eric6,
icer6,
ices6,
recs6,
rice6,
sice6,
ires4,
reis4,
rise4,
seir4,
sire4,
3 letter words:
cis5,
ice5,
rec5,
sec5,
sic5,
ers3,
ire3,
rei3,
res3,
sei3,
ser3,
sir3,
sri3,
2 letter words:
er2,
es2,
is2,
re2,
si2,