| Clue | Source | Date |
|---|---|---|
| Freezes up | Universal | 20 Sep 2022 |
| Becomes slippery, in a way | New York Times | 23 Aug 2018 |
| Becomes slippery, in a way | ||
| Makes negotiating difficult, in a way | ||
| Gets dangerous, as a road | ||
| Picks up a winter coat? | ||
| Gets slick, in a way | ||
| Gets slick, in a way | ||
| Freezes, like a lake | ||
| Freezes |