7 letter words:
concuss11,
5 letter words:
conus7,
cusso7,
uncos7,
4 letter words:
cons6,
coss6,
cuss6,
unco6,
nous4,
onus4,
sons4,
sous4,
suns4,
3 letter words:
con5,
cos5,
nos3,
nus3,
ons3,
son3,
sos3,
sou3,
sun3,
uns3,
2 letter words:
no2,
nu2,
on2,
os2,
so2,
un2,
us2,
