5 letter words:
acerb9,
brace9,
caber9,
rebec9,
4 letter words:
carb8,
crab8,
acre6,
bare6,
bear6,
beer6,
brae6,
bree6,
care6,
cere6,
race6,
3 letter words:
cab7,
ace5,
arb5,
arc5,
bar5,
bee5,
bra5,
car5,
cee5,
reb5,
rec5,
are3,
ear3,
era3,
ere3,
ree3,
2 letter words:
ab4,
ba4,
be4,
ae2,
ar2,
er2,
re2,