Related Clues:

• It makes a kitty grow
• A penny, sometimes
• Poker opener
• Ingredient in a pot
• Game admission
• It may be called
• Get into the pool
• Up-front money
• It's of mutuel interest
• Requirement for some games
• Pre-deal payment
• Penny-___ (low-stakes)
• Word with "wanna" or "you"
• Put at risk
• Kitty starter