Related Clues:

• Quite a while
• Sophomore and junior, e.g.
• Developmental period
• Sensitive subject, often
• 'Act your ___!'
• Information ___
• Long time
• Gray
• Freshman, sophomore, etc.
• '___ cannot wither her': Shak.
• Age
• Wine improver
• The time of one's life
• Twain's 'The Gilded ___'
• See 64-Across