| A | B |
| nullify | to cancel; to invalide |
| objective | 1.open-minded; impartial;2.goal |
| obscure | not easily understood; dark |
| obsolete | out of date; passe |
| ominous | threatening |
| optimist | person who hopes for th best; person who sees the good side |
| orthodox | traditional; accepted |
| pagan | 1.polytheist;2.polytheistic |
| partisan | 1.supporter;follower;2.biased;one-sided |
| perceptive | full of insight; aware |
| peripheral | marginal; outer |
| pernicious | dangerous; harmful |
| pessimism | seeing only the gloomy side; hopelessness |
| phenomenon | 1.miracle;2.occurrence |
| philanthropy | charity; unselfishness |
| pious | religious; devout; dedicated |
| placate | to pacify |
| plausible | probable; feasible |
| pragmatic | matter-of-fact; practical |
| preclude | to inhabit; to make impossible |
| predecessor | one who has occupied an office before another |
| prodigal | wasteful; lavish |
| prodigious | exceptional; tremendous |
| profound | deep; knowledgeable;thorough |
| profusion | great amount; abundunce |