| A | B |
| contraband | Anything that is against the law to buy or sell. |
| Contradict | To express the opposite |
| contrarian | A person who thinks differently frm other people; a person who does the opposite of what is expected. |
| Contrary | Completely different; opposite in nature, opinion or action. |
| Contrast | To look at different things and see how they are opposites or not related. |
| Counterbalance | A weight used to balance an oppposite weight. |
| counterclockwise | in the direction that is opposite of the direction the hands of a clock move. |
| Counterexample | an example used to support a claim or statement that is the opposite of another claim or statement. |
| Counterfeit | being the oppposite of real; fake or artifical. |
| Counterintuitive | Goes against your gut feeling or common sense. |