| A | B |
| elapse | to go by; to pass or slip by (usually said of time) |
| evasive | indefinitel deliberately unclear |
| fluent | able to express oneself with skill and ease |
| futile | hopeless; unless; unable to succeed |
| harass | to annoy; to constantly irritate or disturb; to bother |
| infer | to conclude; to draw a conclusion from evidence |
| lethal | deadly; able to cause death |
| obsession | a constant thought; an idea or deeling, often unreasonable, which completly fills someone's mind |
| ordeal | a difficult challenge; a very difficult or painful experience |
| persistent | stubborn; refusing to quit |