6 letter words:
erbium10,
imbrue10,
5 letter words:
biker11,
burke11,
krubi11,
brume9,
imbue9,
umber9,
4 letter words:
berk10,
bike10,
birk10,
kerb10,
kibe10,
merk10,
mike10,
mirk10,
murk10,
berm8,
brim8,
keir8,
kier8,
bier6,
brie6,
emir6,
mire6,
mure6,
rime6,
rube6,
3 letter words:
bum7,
irk7,
kir7,
kue7,
mib7,
uke7,
bur5,
emu5,
mir5,
reb5,
rem5,
rib5,
rim5,
rub5,
rum5,
urb5,
ire3,
rei3,
rue3,
2 letter words:
ki6,
be4,
bi4,
em4,
me4,
mi4,
mu4,
um4,
er2,
re2,