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

Type of: fossil fuel, oil

• Finno-Ugrian
• Finno-Ugric
• Finno-Ugric-speaking
• finny
• fino
• finocchio
• fiord
• fioritura
• fipple
• fipple flute
• fipple pipe
• fir
• fir clubmoss
• fir cone
• fir tree
• fire
• fire alarm
• fire and brimstone
• fire ant
• fire away
• fire beetle
• fire bell
• fire blight
• fire brigade
• fire chief