Related Clues:

• Additional amount
• Hungry person's request
• "There's __ where that came from"
• Greater
• Narrow the gap
• What greedy people want
• Seconds and then thirds
• Glutton's demand
• What a greedy person wants
• Make up, as ground
• Thirds, e.g.
• Uptick
• Seconds, say
• Glutton's desire
• Thomas who wrote 'Utopia'