8 letter words:
crooking15,
7 letter words:
cooking14,
corking14,
rocking14,
rooking12,
6 letter words:
coking13,
roking11,
krooni10,
cooing9,
coring9,
5 letter words:
cronk11,
crook11,
iroko9,
koori9,
kroon9,
cogon8,
coign8,
congo8,
corgi8,
incog8,
orgic8,
corni7,
corno7,
croon7,
orcin7,
giron6,
groin6,
4 letter words:
conk10,
cook10,
cork10,
nick10,
nock10,
rick10,
rock10,
gink9,
gonk9,
gook9,
grok9,
king9,
ikon8,
kino8,
kirn8,
koro8,
nook8,
nork8,
oink8,
rink8,
rook8,
crog7,
cion6,
coin6,
coir6,
coni6,
coon6,
corn6,
icon6,
girn5,
giro5,
goon5,
goor5,
gori5,
grin5,
ingo5,
ring5,
rong5,
inro4,
iron4,
noir4,
nori4,
roin4,
roon4,
3 letter words:
ick9,
ink7,
irk7,
kin7,
kir7,
koi7,
kon7,
kor7,
oik7,
rok7,
cig6,
cog6,
con5,
coo5,
cor5,
orc5,
roc5,
gin4,
gio4,
gon4,
goo4,
gor4,
nog4,
rig4,
ion3,
noo3,
nor3,
ono3,
oon3,
oor3,
rin3,
roo3,
2 letter words:
ki6,
ko6,
gi3,
go3,
in2,
io2,
no2,
oi2,
on2,
oo2,
or2,