5 letter words:
rummy12,
surfy11,
4 letter words:
fumy12,
fury10,
mums8,
funs7,
furs7,
surf7,
muns6,
rums6,
runs4,
urns4,
3 letter words:
fry9,
yum8,
mum7,
umm7,
fun6,
fur6,
syn6,
mun5,
mus5,
rum5,
sum5,
nus3,
run3,
sun3,
uns3,
urn3,
2 letter words:
my7,
mm6,
mu4,
um4,
nu2,
un2,
us2,