| Rating | Solver | Clue |
|---|---|---|
| TUNDRA | Arctic region | |
| POLAR | Arctic (region) | |
| SUBARCTIC | Approximately arctic; belonging to a region just without the arctic circle. | |
| ARCTIC | Pertaining to, or situated under, the northern constellation called the Bear; northern; frigid; as, the arctic pole, circle, region, ocean; an arctic expedition, night, temperature. | |
| NEARCTIC | Of or pertaining to a region of the earth's surface including all of temperate and arctic North America and Greenland. In the geographical dist... | |
| ANTARCTIC | Opposite to the northern or arctic pole; relating to the southern pole or to the region near it, and applied especially to a circle, distant fr... | |