| A | B |
| Abate | to become weaker; to decrease |
| unabated | showing no sign of weakening; showing no decrease |
| acknowledge | to admit the existence of |
| acknowledge | to express recognition or thanks for |
| agent | a person who acts or does business for another |
| agent | something that brings back a result |
| authority | the right to give order, mak decisions or take action |
| authority | an expert source of information |
| devastate | to ruin or destroy completely |
| devastating | causing destruction |
| epidemic | the rapid spreading of a disease to many people at one time |
| epidemic | spreading rapidly as a disease over a wide area |
| estimate | a number that is not exact; a careful guess |
| estimate | to figure out roughly; to make an approximate calculation |
| evict | to force our of property by taking legal action |
| impartial | not favoring one side more than another; fair |
| industrious | hardworking; not lazy |
| infuriate | to make very angry |
| irrelevant | having nothing to do with the subject |
| precise | exact; accurate |
| precision | exactness |
| sham | something fake or false |
| sham | to pretend |
| trek | a long, slow and difficult journey |
| trek | to travel slowly and with difficulty |