6 letter words:
unzips17,
lupins8,
5 letter words:
unzip16,
lupin7,
pilus7,
pulis7,
nidus6,
4 letter words:
zips15,
zins13,
dips7,
dups7,
puds7,
spud7,
lips6,
lisp6,
nips6,
pins6,
plus6,
puli6,
puls6,
puns6,
slip6,
snip6,
spin6,
spun6,
dins5,
duns5,
lids5,
sild5,
slid5,
lins4,
nils4,
3 letter words:
zip14,
zin12,
dip6,
dup6,
pud6,
lip5,
nip5,
pin5,
pis5,
piu5,
psi5,
pul5,
pun5,
pus5,
sip5,
sup5,
ups5,
din4,
dis4,
dui4,
dun4,
ids4,
lid4,
ins3,
lin3,
lis3,
nil3,
nus3,
sin3,
sun3,
uns3,
2 letter words:
pi4,
up4,
id3,
in2,
is2,
li2,
nu2,
si2,
un2,
us2,