7 letter words:
ionizer16,
ironize16,
6 letter words:
ionize15,
injure13,
joiner13,
junior13,
rejoin13,
5 letter words:
zoner14,
inure5,
irone5,
ourie5,
rouen5,
urine5,
4 letter words:
zein13,
zero13,
zine13,
zone13,
zori13,
jeon11,
join11,
euro4,
inro4,
iron4,
noir4,
nori4,
rein4,
roue4,
ruin4,
rune4,
3 letter words:
zzz30,
zuz21,
zin12,
jeu10,
jin10,
joe10,
jun10,
eon3,
ern3,
ion3,
ire3,
nor3,
one3,
ore3,
our3,
rei3,
rin3,
roe3,
rue3,
run3,
urn3,
2 letter words:
jo9,
en2,
er2,
in2,
ne2,
no2,
nu2,
oe2,
oi2,
on2,
or2,
re2,
un2,