Related Clues:

• Abdomen, so to speak
• Basic impulse
• Do some gentle arm-twisting
• Arm-twist
• Instinct source
• The munchies, for example
• Primal desire
• Instinctive, as a feeling
• What an addict fights
• It's fought by willpower
• Do lobbying
• Like some instinctive reactions
• Surge of desire
• __ feeling
• Powerful impulse