Related Clues:

• Classic Bogart role, in slang
• P.I., e.g
• Root vegetable of the mustard family
• Watch what you eat?
• Detective (colloq.)
• Hint about container being for a vegetable
• Go with minimal money to get food item
• Vegetable roll, one starter in Patna
• Sleuth, in old crime fiction
• Philip Marlowe type, informally
• The root in retrospect of rejecting Pi?
• Columbo, famously (Abbr.)
• Large yellow or white edible root
• Abbreviated word for a detective
• Swede: 'I go before end of cup'