6 letter words:
mumbly15,
5 letter words:
blimy12,
limby12,
billy10,
bully10,
4 letter words:
zill13,
immy11,
limy9,
limb8,
illy7,
lily7,
yill7,
bill6,
bull6,
mill6,
mull6,
3 letter words:
biz14,
buy8,
yum8,
bum7,
mib7,
mim7,
mum7,
umm7,
lib5,
lum5,
mil5,
ill3,
2 letter words:
by7,
my7,
mm6,
bi4,
mi4,
mu4,
um4,
li2,