5 letter words:
ozeki18,
kiore9,
4 letter words:
zerk17,
zero13,
zori13,
keir8,
kero8,
kier8,
kore8,
reik8,
roke8,
3 letter words:
zek16,
rez12,
riz12,
eik7,
erk7,
irk7,
kir7,
koi7,
kor7,
oik7,
oke7,
rok7,
ire3,
ore3,
rei3,
reo3,
roe3,
2 letter words:
zo11,
ki6,
ko6,
er2,
io2,
oe2,
oi2,
or2,
re2,