| A | B |
|---|
| avalanche | a great mass of ice, earth, or snow mixed with rocks sliding down the side of a mountain |
| blizzard | a heavy snowstorm with strong winds |
| challenge | to invite others to take part in a contest |
| conquer | to get the better of |
| crevice | a deep, narrow opening in rock caused by a split or crack |
| foolhardy | unwisely bold or daring |
| lure | to tempt 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 |
| previous | earlier; happening before |
| route | the path 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 |
