8 letter words:
unplumbs14,
7 letter words:
unplumb13,
6 letter words:
plumbs12,
5 letter words:
bumps11,
plumb11,
lumps9,
numbs9,
plums9,
slump9,
lupus7,
pulus7,
sunup7,
4 letter words:
bump10,
bums8,
lump8,
numb8,
plum8,
pubs8,
sump8,
umps8,
buns6,
lums6,
muns6,
nubs6,
plus6,
puls6,
pulu6,
puns6,
slub6,
slum6,
snub6,
spun6,
sulu4,
ulus4,
3 letter words:
bum7,
pub7,
ump7,
bun5,
bus5,
lum5,
mun5,
mus5,
nub5,
plu5,
pul5,
pun5,
pus5,
sub5,
sum5,
sup5,
umu5,
ups5,
nus3,
sun3,
ulu3,
uns3,
2 letter words:
mu4,
um4,
up4,
nu2,
un2,
us2,
