| lukewarm(adjective, mean, hard, cool, temper) |
| obdurate(adjective, mean, hard, cool, tough) |
| restrained(adjective, quiet, gentle, aloof, reserved) |
| reticent(adjective, close, quiet, cool, gentle) |
| retiring(adjective, quiet, gentle, aloof, reserved) |
| rigorous(adjective, severe) |
| shivering(adjective, cold, shaky, frosty, freezing) |
| snowy(adjective, cool, severe, keen, sharp) |
| steely(adjective, aloof) |
| unmoved(adjective, mean, hard, cool, temper) |
| wintery |
| antisocial(adjective, person, feelings) |
| bone-chilling |
| disinterested(adjective, mean, hard, cool, temper) |
| formal(adjective, quiet, cold, detached, unfriendly) |
| frost-bound(adjective, cold, shaky, frosty, chill) |
| glaring(adjective, property, frozen) |
| guarded |
| halfhearted(adjective, mean, hard, cool, temper) |
| hiemal(adjective, cool, severe, keen, sharp) |