5 letter words:
kutis9,
touks9,
4 letter words:
kist8,
kits8,
kois8,
kuti8,
oiks8,
ouks8,
skio8,
skit8,
souk8,
touk8,
tusk8,
oust4,
outs4,
sout4,
suit4,
tuis4,
utis4,
3 letter words:
kis7,
kit7,
koi7,
kos7,
oik7,
ouk7,
sik7,
ski7,
suk7,
tsk7,
ios3,
iso3,
its3,
ous3,
out3,
sit3,
sot3,
sou3,
sui3,
tis3,
tui3,
uts3,
2 letter words:
ki6,
ko6,
io2,
is2,
it2,
oi2,
os2,
ou2,
si2,
so2,
st2,
ti2,
to2,
us2,
ut2,