7 letter words:
cuppers13,
scupper13,
6 letter words:
cupper12,
spruce10,
supper10,
uppers10,
5 letter words:
perps9,
preps9,
puces9,
repps9,
upper9,
cruse7,
cures7,
curse7,
ecrus7,
purse7,
sprue7,
sucre7,
super7,
4 letter words:
ceps8,
cups8,
cusp8,
pecs8,
peps8,
perp8,
prep8,
puce8,
pups8,
repp8,
scup8,
spec8,
crus6,
cues6,
cure6,
curs6,
ecru6,
ecus6,
pure6,
purs6,
recs6,
reps6,
spue6,
spur6,
supe6,
urps6,
rues4,
ruse4,
suer4,
sure4,
user4,
3 letter words:
cep7,
cup7,
pec7,
pep7,
pup7,
cru5,
cue5,
cur5,
ecu5,
per5,
pes5,
pur5,
pus5,
rec5,
rep5,
sec5,
sup5,
ups5,
urp5,
ers3,
res3,
rue3,
ser3,
sue3,
use3,
2 letter words:
pe4,
up4,
er2,
es2,
re2,
us2,