6 letter words:
stooks10,
foists9,
5 letter words:
kists9,
kotos9,
skits9,
sooks9,
stook9,
fists8,
foist8,
foots8,
sifts8,
softs8,
tofts8,
ottos5,
soots5,
stots5,
toits5,
toots5,
4 letter words:
kifs11,
kiss8,
kist8,
kits8,
kois8,
koss8,
koto8,
skis8,
skit8,
sook8,
took8,
tsks8,
fist7,
fits7,
foot7,
foss7,
sift7,
soft7,
toft7,
oots4,
otto4,
sits4,
soot4,
sots4,
stot4,
tits4,
toit4,
toot4,
toss4,
tost4,
tots4,
3 letter words:
kif10,
kis7,
kit7,
koi7,
kos7,
ski7,
tsk7,
fit6,
ifs6,
oft6,
its3,
oot3,
sis3,
sit3,
sos3,
sot3,
tis3,
tit3,
too3,
tot3,
2 letter words:
ki6,
if5,
of5,
is2,
it2,
oi2,
os2,
si2,
so2,
ti2,
to2,