Babble
A ballot is something that starts with b and is used to vote.
"Biology" is the word that starts with a B and is related to science and plants. It is the branch of science that studies living organisms, including plants.
Bicycle.
Something that is used to stay warm that starts with the letter B could be a blanket.
A battery helps a car run, and it starts with a B.
bra
a BRA
bingoboobyeball
bellow
something that starts with a B
Boa Constrictor,
blouse