8 letter words:
backfall19,
fallback19,
5 letter words:
flack14,
aback13,
black13,
alack11,
cabal9,
calla7,
4 letter words:
back12,
flak11,
balk10,
calk10,
lack10,
calf9,
flab9,
abac8,
caba8,
kaal8,
alfa7,
fall7,
alba6,
baal6,
ball6,
call6,
3 letter words:
kaf10,
kab9,
fab8,
aka7,
bac7,
cab7,
alf6,
faa6,
aba5,
alb5,
baa5,
bal5,
caa5,
lab5,
lac5,
aal3,
ala3,
all3,
2 letter words:
ka6,
fa5,
ab4,
ba4,
aa2,
al2,
la2,
