| A | B |
| avalanche | A great mass of ice, earth, or snow mised with rocks sliding down a mountain. |
| blizzard | A heavy snowstorm with strong winds. |
| challenge | To cause a person to use a lot of skill or effort. |
| conquer | To get the better of. To defeat. |
| crevice | A deep, narrow opening in rock caused by a split or crack. |
| foolhardy | Unwisely bold or daring. |
| lure | To templt or attract with the promise of something good. |
| makeshift | A temporary and usually less strong replacement. |
| optimist | One who looks at things in the most positive way; a cheerful, hopeful person. |
| previous | Earlier; happening before. |
| route | The past that must be followed to get to a place. |
| summit | The highest part; the top. |
| terse | Short and to the point. |
| thwart | To block or defeat the plans or efforts of. |
| vertical | Running straight up and down; upright. |