| A | B |
| autobiography | the story of a person's life |
| autograph | a person's signature |
| automatic | done without thought or conscious effort |
| automobile | passenger vehicle with own engine |
| autonomous | sef-governing |
| contradict | to the opposite disagree |
| contrary | opposite or opposed; willful |
| contrast | to compare by showing differences |
| controversary | a difference of opinion |
| cul-de-sac | dead-end street; blind alley |
| henceforth | from this time on |
| cataracts | an eye disease in which the lens becomes clouded over causing partial or total blindness |
| auto | self |
| contra; contro | against |