5 letter words:
boink11,
brink11,
inorb7,
oribi7,
robin7,
4 letter words:
zonk17,
zori13,
bink10,
birk10,
bonk10,
bork10,
brik10,
knob10,
ikon8,
kino8,
kirn8,
nork8,
oink8,
rink8,
biro6,
born6,
brin6,
brio6,
inro4,
iron4,
noir4,
nori4,
roin4,
3 letter words:
biz14,
riz12,
zin12,
bok9,
kob9,
ink7,
irk7,
kin7,
kir7,
koi7,
kon7,
kor7,
oik7,
rok7,
bin5,
bio5,
boi5,
bon5,
bor5,
bro5,
nib5,
nob5,
obi5,
orb5,
rib5,
rob5,
ion3,
nor3,
rin3,
2 letter words:
zo11,
ki6,
ko6,
bi4,
bo4,
ob4,
in2,
io2,
no2,
oi2,
on2,
or2,