6 letter words:
unpins8,
5 letter words:
minus7,
munis7,
unpin7,
4 letter words:
imps8,
mips8,
simp8,
sump8,
umps8,
muni6,
muns6,
nims6,
nips6,
pins6,
puns6,
snip6,
spin6,
spun6,
inns4,
nuns4,
sunn4,
3 letter words:
imp7,
ump7,
ism5,
mis5,
mun5,
mus5,
nim5,
nip5,
pin5,
pis5,
piu5,
psi5,
pun5,
pus5,
sim5,
sip5,
sum5,
sup5,
ups5,
inn3,
ins3,
nun3,
nus3,
sin3,
sun3,
uns3,
2 letter words:
mi4,
mu4,
pi4,
um4,
up4,
in2,
is2,
nu2,
si2,
un2,
us2,