7 letter words:
rizzors25,
6 letter words:
rizzor24,
zorros15,
5 letter words:
orzos14,
zoris14,
zorro14,
orris5,
4 letter words:
orzo13,
zoos13,
zori13,
roos4,
sori4,
3 letter words:
ziz21,
riz12,
zoo12,
zos12,
ios3,
iso3,
oor3,
oos3,
ors3,
roo3,
sir3,
sri3,
2 letter words:
zo11,
io2,
is2,
oi2,
oo2,
or2,
os2,
si2,
so2,