5 letter words:
scout7,
4 letter words:
cosy9,
coys9,
cyst9,
toys7,
yous7,
cost6,
cots6,
cuts6,
scot6,
scut6,
oust4,
outs4,
3 letter words:
coy8,
soy6,
sty6,
toy6,
you6,
cos5,
cot5,
cut5,
out3,
sot3,
sou3,
uts3,
2 letter words:
oy5,
yo5,
os2,
so2,
to2,
us2,
ut2,