7 letter words:
plumber13,
replumb13,
6 letter words:
bumper12,
lumber10,
lumper10,
rumble10,
rumple10,
5 letter words:
plumb11,
blume9,
brume9,
plume9,
umbel9,
umber9,
bluer7,
lemur7,
puler7,
rubel7,
ruble7,
4 letter words:
bump10,
berm8,
burp8,
lump8,
perm8,
pleb8,
plum8,
rump8,
blue6,
blur6,
burl6,
lube6,
merl6,
mule6,
mure6,
pule6,
pure6,
purl6,
rube6,
lure4,
rule4,
3 letter words:
bum7,
pub7,
ump7,
bel5,
bur5,
elm5,
emu5,
lum5,
mel5,
per5,
pul5,
pur5,
reb5,
rem5,
rep5,
rub5,
rum5,
urb5,
urp5,
leu3,
rue3,
2 letter words:
be4,
em4,
me4,
mu4,
pe4,
um4,
up4,
el2,
er2,
re2,
