Possible Questions:
- Freeze over
- Freeze
- Become frosty
- Become slippery, in winter
- Become slippery, in a way
- Require defrosting
- Put on a winter coat?
- Get a frosty coating
- Freeze, as a windshield
- Become unnavigable in winter
- Become frozen
- Become dangerous, as roads
- Glaciate
- Get slick, in a way
- Get a winter coat?
- Frost over
- Freeze over, as a windshield
- Turn frosty
- Require salting, maybe
- Glaze over
- Get frosty
- Get a dangerous winter coating
- Freeze, as a road
- Become frosted, as a windshield
- Acquire a wintry glaze
- Acquire a winter coat?
- Winter roads do it
- What windshields may do in January
- Need defrosting
- Make navigation difficult
- Glaze over, in a way
- Glaciate, e.g.
- Get slippery, in winter
- Get slippery, in a way
- Get more than frosty
- Get frosted, as glass
- Get a slick winter coat
- Freeze, like a road
- Freeze, as a plane's wings
- Cover with frost
- Become translucent, as a windshield
- Become slippery in winter, in a way
- Become impassable, in a way
- Become dangerous for driving
- Become covered with frost
- Become blocked, in a way
- Acquire a wintry covering