Related Clues:

• Abdomen, so to speak
• Food depository
• Instinct source
• Instinctive, as a feeling
• Like some instinctive reactions
• __ feeling
• Ready to be totally remodeled
• Word with "check" or "reaction"
• "That's my ___ feeling"
• __ reaction
• Reaction location?
• Food processor?
• Tug in intestine
• Thread from animal intestines
• Part of the alimentary canal