6 letter words:
barman10,
5 letter words:
fanum10,
fubar10,
rumba9,
umbra9,
fauna8,
furan8,
buran7,
unarm7,
unbar7,
urban7,
ruana5,
4 letter words:
bumf11,
barf9,
farm9,
barm8,
numb8,
afar7,
faun7,
arum6,
barn6,
bran6,
buna6,
bura6,
burn6,
maar6,
mana6,
mara6,
maun6,
mura6,
aura4,
3 letter words:
fab8,
fub8,
bam7,
bum7,
arf6,
fan6,
far6,
fun6,
fur6,
aba5,
ama5,
amu5,
arb5,
arm5,
baa5,
ban5,
bar5,
bra5,
bun5,
bur5,
man5,
mar5,
mun5,
nab5,
nam5,
nub5,
ram5,
rub5,
rum5,
urb5,
ana3,
ran3,
run3,
urn3,
2 letter words:
fa5,
ab4,
am4,
ba4,
ma4,
mu4,
um4,
aa2,
an2,
ar2,
na2,
nu2,
un2,