6 letter words:
instep8,
spinet8,
5 letter words:
inept7,
peins7,
penis7,
pines7,
pints7,
piste7,
snipe7,
spent7,
spine7,
spite7,
stipe7,
inset5,
neist5,
nites5,
senti5,
stein5,
tines5,
4 letter words:
nips6,
pein6,
pens6,
pent6,
pest6,
pets6,
pies6,
pine6,
pins6,
pint6,
pits6,
sept6,
sipe6,
snip6,
spin6,
spit6,
step6,
tips6,
nest4,
nets4,
nite4,
nits4,
sent4,
sine4,
site4,
snit4,
tens4,
ties4,
tine4,
tins4,
3 letter words:
nip5,
pen5,
pes5,
pet5,
pie5,
pin5,
pis5,
pit5,
psi5,
pst5,
sip5,
tip5,
ens3,
ins3,
its3,
net3,
nit3,
sei3,
sen3,
set3,
sin3,
sit3,
ten3,
tie3,
tin3,
tis3,
2 letter words:
pe4,
pi4,
en2,
es2,
et2,
in2,
is2,
it2,
ne2,
si2,
ti2,