| aghast(adjective, upset, excited, anxious, nervous) |
| aspen(shaky, riproaring, grinding) |
| below freezing(expression, adjective, cool, severe, keen) |
| below zero(expression, adjective, cool, severe, keen) |
| benumbed(adjective, cool, severe, keen, sharp) |
| brash(adjective, brittleness) |
| brisk(adjective, cool, severe, keen, sharp) |
| brittle as glass(expression, idiom, brittleness) |
| brumal(adjective, cool, severe, keen, sharp) |
| butterflies(adjective, upset, excited, anxious, nervous) |
| fearful(adjective, upset, excited, anxious, nervous) |
| fidgety(adjective, upset, excited, anxious, nervous) |
| fracturable(delicate, flimsy, brittle) |
| gimcrack |
| have goose bumps(expression, adjective, idiom, cool, severe) |
| hawkish(adjective, cool, severe, keen, sharp) |
| hiemal(adjective, cool, severe, keen, sharp) |
| hyperborean(adjective, cool, severe, keen, sharp) |
| ice-cold |
| icebox(adjective, cool, severe, keen, sharp) |