9 letter words:
footstock18,
5 letter words:
cooks11,
socko11,
stock11,
coofs10,
kotos9,
stook9,
foots8,
tofts8,
coots7,
scoot7,
ottos5,
toots5,
4 letter words:
cook10,
sock10,
coft9,
coof9,
koto8,
sook8,
took8,
foot7,
soft7,
toft7,
coos6,
coot6,
cost6,
cots6,
scot6,
oots4,
otto4,
soot4,
stot4,
toot4,
tost4,
tots4,
3 letter words:
kos7,
tsk7,
oft6,
coo5,
cos5,
cot5,
oot3,
sot3,
too3,
tot3,
2 letter words:
of5,
os2,
so2,
to2,