9 letter words:
clockwork24,
7 letter words:
rowlock16,
6 letter words:
cuckoo14,
crouch13,
coocoo10,
rococo10,
colour8,
5 letter words:
chock16,
chuck16,
hokku16,
chook14,
clock13,
cluck13,
crock13,
cruck13,
cooch12,
couch12,
culch12,
curch12,
crook11,
whorl11,
cholo10,
churl10,
lurch10,
occur9,
clour7,
color7,
4 letter words:
howk14,
hock13,
huck13,
chow12,
cock12,
kook12,
holk11,
hook11,
hulk11,
kohl11,
work11,
cook10,
cork10,
howl10,
lock10,
luck10,
rock10,
ruck10,
coho9,
cowl9,
crow9,
loch9,
ouch9,
coco8,
croc8,
kolo8,
look8,
lurk8,
rook8,
hour7,
hurl7,
wool7,
cool6,
curl6,
loco6,
lour4,
3 letter words:
wok10,
how9,
who9,
cow8,
kor7,
low6,
oho6,
ooh6,
owl6,
rho6,
row6,
woo6,
col5,
coo5,
cor5,
cru5,
cur5,
orc5,
roc5,
loo3,
our3,
2 letter words:
ho5,
oh5,
ow5,
uh5,
wo5,
lo2,
or2,