Possible Clues:

• Duke Ellington's inits.
• With 31-Across, supplement
• ___ by (squeeze through)
• With 48-Across, supplement
• This might get out to make it last
• Minimally make (with ''out'')
• Live minimally
• -- out (scrape up)
• Make a palindromic living?
• That'll get out to make it last