6 letter words:
lupins8,
5 letter words:
lupin7,
pilus7,
pulis7,
4 letter words:
lips6,
lisp6,
nips6,
pins6,
plus6,
puli6,
puls6,
puns6,
slip6,
snip6,
spin6,
spun6,
lins4,
nils4,
3 letter words:
lip5,
nip5,
pin5,
pis5,
piu5,
psi5,
pul5,
pun5,
pus5,
sip5,
sup5,
ups5,
ins3,
lin3,
lis3,
nil3,
nus3,
sin3,
sun3,
uns3,
2 letter words:
pi4,
up4,
in2,
is2,
li2,
nu2,
si2,
un2,
us2,