B

　　baby - n. a newly born creature

　　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

　　below - ad. lower than

　　best - ad. the most good

　　betray - v. to turn against; to be false to

　　better - ad. more good than

　　between - ad. in the space or time that separates; from one to the other ("talks between two nations")

　　big - ad. of great size; not small

　　bill - n. a legislative proposal

　　biology - n. the scientific study of life or living things in all their forms

　　bird - n. a creature that flies

　　bite - v. to cut with the teeth

　　black - ad. dark; having the color like that of the night sky

　　blame - v. to accuse; to hold responsible

　　blanket - n. a cloth cover used to keep warm

　　bleed - v. to lose blood

　　blind - ad. not able to see

　　block - v. to stop something from being done; to prevent movement

　　blood - n. red fluid in the body

　　blow - v. to move with force, as in air ("The wind blows.")

　　blue - ad. having the color like that of a clear sky

　　boat - n. something built to travel on water that carries people or goods

　　body - n. all of a person or animal; the remains of a person or animal

　　boil - v. to heat a liquid until it becomes very hot

　　bomb - n. a device that explodes with great force; v. to attack or destroy with bombs

　　bone - n. the hard material in the body

　　book - n. a long written work for reading

　　border - n. a dividing line between nations

　　born - v. to come to life; to come into existence

　　borrow - v. to take as a loan

　　both - ad. not just one of two, but the two together

　　bottle - n. a container, usually made of glass, to hold liquid

　　bottom - ad. the lowest part of something

　　box - n. something to put things into; a container, usually made of paper or wood

　　boy - n. a young male person

　　boycott - v. to refuse to take part in or deal with

　　brain - n. the control center of thought, emotions and body activity of all creatures

　　brave - ad. having no fear

　　bread - n. a food made from grain

　　break - v. to divide into parts by force; to destroy

　　breathe - v. to take air into the body and let it out again

　　bridge - n. a structure built over a waterway, valley or road so people and vehicles can cross from one side to the other

　　brief - ad. short; not long

　　bright - ad. giving much light; strong and clear in color

　　bring - v. to come with something

　　broadcast - v. to send information, stories or music by radio or television; n. a radio or television program

　　brother - n. a male with the same father or mother as another person

　　brown - ad. having the color like that of coffee

　　budget - n. a spending plan

　　build - v. to join materials together to make something

　　building - n. anything built for use as a house, factory, office, school, store or place of entertainment

　　bullet - n. a small piece of metal shot from a gun

　　burn - v. to be on fire; to destroy or damage by fire

　　burst - v. to break open suddenly

　　bury - v. to put into the ground and cover with earth

　　bus - n. a public vehicle to carry people

　　business - n. one's work; buying and selling to earn money; trade

　　busy - ad. doing something; very active

　　but - conj. however; other than; yet

　　buy - v. to get by paying something, usually money

　　by - conj. near; at; next to ("by the road"); from ("a play by William Shakespeare"); not later than ("by midnight")
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