6 letter words:
incise8,
5 letter words:
cines7,
since7,
nines5,
nisei5,
4 letter words:
cens6,
cine6,
ices6,
nice6,
sice6,
inns4,
nies4,
nine4,
nisi4,
sien4,
sine4,
3 letter words:
cis5,
ice5,
sec5,
sic5,
ens3,
inn3,
ins3,
nie3,
nis3,
sei3,
sen3,
sin3,
2 letter words:
en2,
es2,
in2,
is2,
ne2,
si2,