6 letter words:
pumper12,
repump12,
5 letter words:
upper9,
prune7,
rumen7,
4 letter words:
pump10,
perm8,
perp8,
prep8,
repp8,
rump8,
menu6,
mure6,
neum6,
pure6,
rune4,
3 letter words:
pep7,
pup7,
ump7,
emu5,
men5,
mun5,
pen5,
per5,
pun5,
pur5,
rem5,
rep5,
rum5,
urp5,
ern3,
rue3,
run3,
urn3,
2 letter words:
em4,
me4,
mu4,
pe4,
um4,
up4,
en2,
er2,
ne2,
nu2,
re2,
un2,