Related Clues:
- Marks another birthday
- Becomes dated
- Gets 16-Across
- Individual bringing up rear for a very long time!
- Matures a long time
- Stores in an oak cask, say
- Great spell
- Makes wine "fine"
- Numbers on some birthday cards
- Improves, as steak
- Interminable wait
- Gets ripe
- It's been a long time since know-alls lost the head
- 10 and 8 for Bart and Lisa Simpson, respectively
- Seasons, as firewood