1. Not set afire

See also: unlighted, unlit

• refried beans
• refrigerant
• refrigerate
• refrigerated
• refrigerating
• refrigeration
• refrigeration system
• refrigerator
• refrigerator car
• refrigerator cookie
• refringent
• refuel
• refueling
• refuelling
• refuge
• refugee
• refugee camp
• refugium
• refulgence
• refulgency
• refulgent
• refund
• refundable
• refurbish
• refurbishment