| 1 | baby | n. | a newly born creature |
| 2 | back | n. | the part behind the front; ad. the other way from forward |
| 3 | bad | ad. | wrong; acting against the law; not good |
| 4 | balance | v. | to make two sides or forces equal |
| 5 | ball | n. | something round |
| 6 | balloon | n. | a device of strong, light material that rises when filled with gas lighter than air |
| 7 | ballot | n. | a piece of paper used for voting |
| 8 | ban | v. | to not permit; to stop; n. an official restriction |
| 9 | bank | n. | an organization that keeps and lends money |
| 10 | bar | v. | to prevent or block |
| 11 | barrier | n. | anything that blocks or makes an action difficult |
| 12 | base | n. | a military center; v. to establish as a fact ("Her research was based on experiments.") |
| 13 | battle | n. | a fight between opposing armed forces |
| 14 | be | v. | to live; to happen; to exist |
| 15 | beat | v. | to hit again and again |
| 16 | beauty | n. | that which pleases the eye, ear or spirit |
| 17 | because | prep. | for the reason that ("He left because he was sick.") |
| 18 | become | v. | to come to be |
| 19 | bed | n. | a sleeping place |
| 20 | before | prep. | earlier |
| 21 | begin | v. | to do the first part of an action; to start |
| 22 | behavior | n. | the way in which a person or animal acts (“The child’s behavior was bad because he fought with other children.”) |
| 23 | behind | ad. | at the back of; in back of |
| 24 | believe | v. | to think; to feel sure of; to accept as true; to trust |
| 25 | belong | v. | to be owned by; to be a member of |
| 26 | below | ad. | lower than |
| 27 | best | ad. | the most good |
| 28 | betray | v. | to turn against; to be false to |
| 29 | better | ad. | more good than |
| 30 | between | ad. | in the space or time that separates; from one to the other ("talks between two nations") |
| 31 | big | ad. | of great size; not small |
| 32 | bill | n. | a legislative proposal |
| 33 | biology | n. | the scientific study of life or living things in all their forms |
| 34 | bird | n. | a creature that flies |
| 35 | bite | v. | to cut with the teeth |
| 36 | black | ad. | dark; having the color like that of the night sky |
| 37 | blame | v. | to accuse; to hold responsible |
| 38 | bleed | v. | to lose blood |
| 39 | blind | ad. | not able to see |
| 40 | block | v. | to stop something from being done; to prevent movement |
| 41 | blood | n. | red fluid in the body |
| 42 | blow | v. | to move with force, as in air ("The wind blows.") |
| 43 | blue | ad. | having the color like that of a clear sky |
| 44 | boat | n. | something built to travel on water that carries people or goods |
| 45 | body | n. | all of a person or animal; the remains of a person or animal |
| 46 | boil | v. | to heat a liquid until it becomes very hot |
| 47 | bomb | n. | a device that explodes with great force; v. to attack or destroy with bombs |
| 48 | bone | n. | the hard material in the body |
| 49 | book | n. | a long written work for reading |
| 50 | border | n. | a dividing line between nations |
| 51 | born | v. | to come to life; to come into existence |
| 52 | borrow | v. | to take as a loan |
| 53 | both | ad. | not just one of two, but the two together |
| 54 | bottle | n. | a container, usually made of glass, to hold liquid |
| 55 | bottom | ad. | the lowest part of something |
| 56 | box | n. | something to put things into; a container, usually made of paper or wood |
| 57 | boy | n. | a young male person |
| 58 | boycott | v. | to refuse to take part in or deal with |
| 59 | brain | n. | the control center of thought, emotions and body activity of all creatures |
| 60 | brave | ad. | having no fear |
| 61 | bread | n. | a food made from grain |
| 62 | break | v. | to divide into parts by force; to destroy |
| 63 | breathe | v. | to take air into the body and let it out again |
| 64 | bridge | n. | a structure built over a waterway, valley or road so people and vehicles can cross from one side to the other |
| 65 | brief | ad. | short; not long |
| 66 | bright | ad. | giving much light; strong and clear in color |
| 67 | bring | v. | to come with something |
| 68 | broadcast | v. | to send information, stories or music by radio or television; n. a radio or television program |
| 69 | brother | n. | a male with the same father or mother as another person |
| 70 | brown | ad. | having the color like that of coffee |
| 71 | budget | n. | a spending plan |
| 72 | build | v. | to join materials together to make something |
| 73 | building | n. | anything built for use as a house, factory, office, school, store or place of entertainment |
| 74 | bullet | n. | a small piece of metal shot from a gun |
| 75 | burn | v. | to be on fire; to destroy or damage by fire |
| 76 | burst | v. | to break open suddenly |
| 77 | bury | v. | to put into the ground and cover with earth |
| 78 | bus | n. | a public vehicle to carry people |
| 79 | business | n. | one's work; buying and selling to earn money; trade |
| 80 | busy | ad. | doing something; very active |
| 81 | but | conj. | however; other than; yet |
| 82 | buy | v. | to get by paying something, usually money |
| 83 | by | conj. | near; at; next to ("by the road"); from ("a play by William Shakespeare"); not later than ("by midnight") |