| A | B |
| approximate | Close to in amount or number |
| assumption | A statement, fact, or idea that is accepted as true |
| attentive | Paying attention; listening; observant; |
| certify | To declare to be true or genuine, especially in writing |
| distinguish | To see or hear clearly |
| emphasize | To state boldly or forcefully; stress |
| essential | Basic; necessary |
| illusion | A misleading or mistaken impression or idea |
| probable | Likely to happen or be true |
| vague | Not clearly expressed or thought out; unclear |