| A | B |
| mediate | to help two people or groups settle differences |
| mediocre | neither good nor bad; ordinary |
| medieval | having to do with the Middle Ages |
| media | means for communicating information to many people |
| intermediate | in between two things |
| ebullient | full of enthusiasm |
| arrogant | too proud |
| meticulous | neat and careful about details |
| impetuous | acting suddenly, without thinking first |
| presumptuous | believing something is true without checking all of the fact |