Related Clues:
- Frost-filled
- Very aloof
- Like winter roads, maybe
- Slippery, as winter sidewalks
- Slick, in a way
- Dangerous, as some driving conditions
- Unpleasant, in a way
- Aptly monotone U2 song
- Hazardous, in a way
- Like winter sidewalks, sometimes
- Feeling the effects of Novocain
- Like many Canadian roads in winter
- Shot up with Novocain
- Dangerous to walk on, in a way
- Unfriendly, as a stare