6 letter words:
bepuff16,
buffer14,
puffer14,
rebuff14,
prefab13,
upbear10,
5 letter words:
buffa13,
buffe13,
ruffe11,
frape10,
fubar10,
feuar8,
pareu7,
4 letter words:
baff12,
buff12,
puff12,
raff10,
ruff10,
barf9,
frab9,
frap9,
bapu8,
barp8,
burp8,
peba8,
pube8,
fare7,
faur7,
fear7,
frae7,
frau7,
aper6,
bare6,
baur6,
bear6,
beau6,
brae6,
bura6,
pare6,
pear6,
prau6,
puer6,
pure6,
rape6,
reap6,
rube6,
urea4,
3 letter words:
aff9,
eff9,
fab8,
fap8,
fub8,
bap7,
pub7,
arf6,
auf6,
erf6,
fae6,
far6,
fer6,
feu6,
fra6,
fur6,
ref6,
ape5,
arb5,
bar5,
bra5,
bru5,
bur5,
par5,
pea5,
per5,
pre5,
pur5,
rap5,
reb5,
rep5,
rub5,
urb5,
urp5,
are3,
aue3,
ear3,
eau3,
era3,
rue3,
ure3,
2 letter words:
ef5,
fa5,
fe5,
ab4,
ba4,
be4,
pa4,
pe4,
up4,
ae2,
ar2,
ea2,
er2,
re2,
ur2,