| hawkish(adjective, cool, severe, keen, sharp) |
| hyperborean(adjective, cool, severe, keen, sharp) |
| icebox(adjective, cool, severe, keen, sharp) |
| inclement(adjective, cool, severe, keen, sharp) |
| intense(adjective, cool, severe, keen, sharp) |
| keen(adjective, cool, severe, sharp, intense) |
| nipping(adjective, cool, severe, keen, sharp) |
| nippy(adjective, cool, severe, keen, sharp) |
| numbed(adjective, cool, severe, keen, sharp) |
| numbing(adjective, cool, severe, keen, sharp) |
| one-dog night(expression, cool, severe, keen, sharp) |
| penetrating(adjective, cool, severe, keen, sharp) |
| piercing(adjective, cool, severe, keen, sharp) |
| polar(adjective, cool, severe, keen, sharp) |
| raw(adjective, cool, severe, keen, sharp) |
| rimy(adjective, cool, severe, keen, sharp) |
| severe(adjective, cool, keen, sharp, intense) |
| sharp(adjective, cool, severe, keen, intense) |
| sleety(adjective, cool, severe, keen, sharp) |
| slimy(adjective, wet, sloppy, misty) |