Related Clues:

• Jam component?
• Part of NASCAR
• Biography input?
• Pilot's setting, perhaps
• Flora and fauna
• Prison sentence
• A doctor's profession
• It can get into a jam
• 21-Across, e.g.
• Prefix with mate or graph
• It can be in a jam
• Game with car tokens
• Showroom display
• Self-starter?
• Kind of care