back - n. the part behind the front; ad. the other way from forward

bad - ad. wrong; acting against the law; not good

balance - v. to make two sides or forces equal

ball - n. something round

balloon - n. a device of strong, light material that rises when filled with gas lighter than air

ballot - n. a piece of paper used for voting

ban - v. to not permit; to stop; n. an official restriction

bank - n. an organization that keeps and lends money

bar - v. to prevent or block

barrier - n. anything that blocks or makes an action difficult

base - n. a military center; v. to establish as a fact ("Her research was based on experiments.")

battle - n. a fight between opposing armed forces

be - v. to live; to happen; to exist

beat - v. to hit again and again

beauty - ad. that which pleases the eye, ear or spirit

because - prep. for the reason that ("He left because he was sick.")

become - v. to come to be

bed - n. a sleeping place

before - prep. earlier

begin - v. to do the first part of an action; to start

behind - ad. at the back of; in back of

believe - v. to think; to feel sure of; to accept as true; to trust

bell - n. an instrument that makes a musical sound ("a church bell")

belong - v. to be owned by; to be a member of