8 letter words:
quibbler21,
7 letter words:
quibble20,
6 letter words:
burble10,
libber10,
lubber10,
rubble10,
5 letter words:
quire14,
bible9,
blurb9,
bribe9,
birle7,
bluer7,
liber7,
rubel7,
ruble7,
4 letter words:
bleb8,
blub8,
bulb8,
burb8,
bier6,
bile6,
birl6,
blue6,
blur6,
brie6,
burl6,
lube6,
rube6,
lier4,
lieu4,
lire4,
lure4,
riel4,
rile4,
rule4,
3 letter words:
bib7,
bub7,
ebb7,
bel5,
bur5,
lib5,
reb5,
rib5,
rub5,
urb5,
ire3,
lei3,
leu3,
lie3,
rei3,
rue3,
2 letter words:
qi11,
be4,
bi4,
el2,
er2,
li2,
re2,
