7 letter words:
upspake15,
upspeak15,
5 letter words:
peaks11,
pukes11,
spake11,
speak11,
papes9,
pupae9,
pupas9,
ukase9,
pause7,
4 letter words:
keps10,
peak10,
puka10,
puke10,
skep10,
spek10,
akes8,
apps8,
auks8,
euks8,
kaes8,
keas8,
kues8,
pape8,
paps8,
peps8,
pupa8,
pups8,
sake8,
skua8,
ukes8,
apes6,
apse6,
pase6,
peas6,
spae6,
spue6,
supe6,
upas6,
eaus4,
3 letter words:
kep9,
ake7,
app7,
ask7,
auk7,
euk7,
kae7,
kas7,
kea7,
kue7,
pap7,
pep7,
pup7,
ska7,
suk7,
uke7,
ape5,
asp5,
pas5,
pea5,
pes5,
pus5,
sap5,
spa5,
sup5,
ups5,
aue3,
eas3,
eau3,
sae3,
sau3,
sea3,
sue3,
use3,
2 letter words:
ka6,
pa4,
pe4,
up4,
ae2,
as2,
ea2,
es2,
us2,