9 letter words:
firebrick20,
8 letter words:
brickier16,
6 letter words:
bicker14,
birkie12,
ickier12,
ferric11,
ribier8,
5 letter words:
brick13,
kefir12,
biker11,
bikie11,
icker11,
kibei11,
brief10,
fiber10,
fibre10,
firer8,
frier8,
rifer8,
brier7,
cirri7,
crier7,
icier7,
ricer7,
4 letter words:
feck13,
beck12,
kerf11,
kief11,
berk10,
bike10,
birk10,
kerb10,
kibe10,
reck10,
rick10,
fice9,
bice8,
crib8,
keir8,
kier8,
fire7,
reif7,
rife7,
bier6,
birr6,
brie6,
cire6,
rice6,
3 letter words:
kef10,
kif10,
ick9,
fib8,
irk7,
kir7,
fer6,
fie6,
fir6,
ref6,
rif6,
brr5,
ice5,
reb5,
rec5,
rib5,
err3,
ire3,
rei3,
2 letter words:
ki6,
ef5,
fe5,
if5,
be4,
bi4,
er2,
re2,