7 letter words:
pitsaws12,
sawpits12,
wapitis12,
6 letter words:
pitsaw11,
sawpit11,
stowps11,
wapiti11,
tiswas9,
waists9,
pastis8,
patios8,
patois8,
posits8,
potass8,
ptosis8,
spaits8,
stipas8,
5 letter words:
sowps10,
spaws10,
stowp10,
swaps10,
swapt10,
swops10,
swopt10,
wasps10,
wisps10,
staws8,
stows8,
swats8,
swits8,
swots8,
waist8,
waits8,
wasts8,
wists8,
apsis7,
apsos7,
aspis7,
pasts7,
patio7,
pisos7,
pitas7,
posit7,
posts7,
psoai7,
psoas7,
soaps7,
spait7,
spats7,
spits7,
spots7,
staps7,
stipa7,
stops7,
tapis7,
tipis7,
topis7,
assot5,
iotas5,
oasis5,
oasts5,
ossia5,
ostia5,
saist5,
satis5,
stoai5,
stoas5,
tosas5,
4 letter words:
paws9,
pows9,
sowp9,
spaw9,
swap9,
swop9,
waps9,
wasp9,
wisp9,
wops9,
iwis7,
owts7,
saws7,
sows7,
staw7,
stow7,
swat7,
swot7,
taws7,
tows7,
twas7,
twos7,
wais7,
wait7,
wast7,
wats7,
wiss7,
wist7,
wits7,
wost7,
wots7,
apos6,
apso6,
apts6,
asps6,
atop6,
opts6,
pais6,
pass6,
past6,
pats6,
pias6,
piso6,
piss6,
pita6,
pits6,
poas6,
pois6,
poss6,
post6,
pots6,
psis6,
psst6,
saps6,
sips6,
soap6,
sops6,
spas6,
spat6,
spit6,
spot6,
stap6,
stop6,
taps6,
tipi6,
tips6,
topi6,
tops6,
aits4,
iota4,
isit4,
isos4,
itas4,
oast4,
oats4,
ossa4,
sais4,
sati4,
sist4,
sits4,
sots4,
stoa4,
tais4,
taos4,
tass4,
tosa4,
toss4,
3 letter words:
paw8,
pow8,
twp8,
wap8,
wop8,
iwi6,
owt6,
saw6,
sow6,
taw6,
tow6,
twa6,
two6,
wai6,
was6,
wat6,
wis6,
wit6,
wos6,
wot6,
apo5,
apt5,
asp5,
ops5,
opt5,
pas5,
pat5,
pia5,
pis5,
pit5,
poa5,
poi5,
pos5,
pot5,
psi5,
pst5,
sap5,
sip5,
sop5,
spa5,
tap5,
tip5,
top5,
ais3,
ait3,
ass3,
ios3,
iso3,
ita3,
its3,
oat3,
sai3,
sat3,
sis3,
sit3,
sos3,
sot3,
tai3,
tao3,
tas3,
tis3,
2 letter words:
aw5,
ow5,
wo5,
op4,
pa4,
pi4,
po4,
ai2,
as2,
at2,
io2,
is2,
it2,
oi2,
os2,
si2,
so2,
st2,
ta2,
ti2,
to2,