Related Clues:
- Least emotional
- Least friendly
- Alaska, compared to other states
- Most lacking in warmth
- Is that century the most ancient and the least warm?
- At one hundred this gets 23 down and frozen
- See, senior, never get mostly heated
- At a century of age getting ready for 12 across
- At a century the very aged are very chilly
- Maximally unfriendly
- Most frigid
- Lowest in temperature