1. A dark oil consisting mainly of hydrocarbons
   - petroleum, crude oil, crude, rock oil, oil, black gold

Type of: fossil fuel, oil

• coordinative
• coordinator
• Coosa
• Coosa River
• coot
• cooter
• cootie
• cop
• cop shop
• cop-out
• copacetic
• copaiba
• copaiba balsam
• copal
• copaline
• copalite
• coparcenary
• coparcener
• copartner
• copartnership
• copasetic
• copay
• copayment
• cope
• cope with