6 letter words:
missus8,
5 letter words:
susus5,
4 letter words:
fums9,
fuss7,
isms6,
miss6,
muss6,
sims6,
sums6,
siss4,
suss4,
susu4,
3 letter words:
fum8,
ifs6,
sif6,
ism5,
mis5,
mus5,
sim5,
sum5,
umu5,
sis3,
sui3,
sus3,
2 letter words:
if5,
mi4,
mu4,
um4,
is2,
si2,
us2,