5 letter words:
bumpy14,
dumpy13,
4 letter words:
upby11,
bump10,
dumb9,
dump9,
puny9,
numb8,
undy8,
bund7,
3 letter words:
buy8,
yum8,
yup8,
bum7,
pub7,
ump7,
bud6,
dub6,
dup6,
mud6,
pud6,
bun5,
mun5,
nub5,
pun5,
dun4,
2 letter words:
by7,
my7,
mu4,
um4,
up4,
nu2,
un2,