6 letter words:
pewits11,
5 letter words:
pewit10,
swept10,
swipe10,
wipes10,
wites8,
piste7,
spite7,
stipe7,
4 letter words:
pews9,
spew9,
wept9,
wipe9,
wisp9,
stew7,
tews7,
west7,
wets7,
wise7,
wist7,
wite7,
wits7,
pest6,
pets6,
pies6,
pits6,
sept6,
sipe6,
spit6,
step6,
tips6,
site4,
ties4,
3 letter words:
pew8,
sew6,
tew6,
wet6,
wis6,
wit6,
pes5,
pet5,
pie5,
pis5,
pit5,
psi5,
pst5,
sip5,
tip5,
its3,
sei3,
set3,
sit3,
tie3,
tis3,
2 letter words:
we5,
pe4,
pi4,
es2,
et2,
is2,
it2,
si2,
ti2,
