Related Clues:

• Part of a pot
• Pony up
• It makes waves
• It makes a kitty grow
• A penny, sometimes
• Poker opener
• Ingredient in a pot
• Game admission
• Up-front money
• Requirement for some games
• Pre-deal payment
• Penny-___ (low-stakes)
• Kitty starter
• Math function
• Stud fee