Translation guide
The English word 'fuel' can refer to physical substances that power engines or fires, or metaphorically to something that intensifies or sustains a situation. This guide covers both literal and figurative uses, with natural Japanese equivalents.
Referring to gasoline, diesel, coal, firewood, or other combustible materials used to produce energy.
The most common and general word for 'fuel' in the physical sense. Used for gasoline, coal, firewood, etc.
The car ran out of fuel.
The fuel for this stove is kerosene.
Specifically gasoline/petrol. Use when the fuel type is clearly gasoline.
I put fuel in at the gas station.
Firewood, specifically for campfires or traditional heating.
We gathered fuel for the campfire.
Something that makes a situation stronger, more intense, or continues it, like adding 'fuel to the fire'.
Idiom meaning 'to add fuel to the fire', i.e., to make a bad situation worse.
His remark added fuel to the fire.
To gain momentum or intensity; can be used when something fuels a movement or trend.
Verb meaning 'to fan' or 'to stir up', often used for fueling emotions or conflicts.
The media fueled anxiety.
Referring to food or nutrients that provide energy for physical activity.
While 燃料 can be used metaphorically in some contexts (like 'fuel for the day'), it is not natural for emotional or conflict intensification. Use idioms like 火に油を注ぐ or verbs like あおる instead.
His words fueled the anger.
The incident fueled the protest movement.
朝食は一日の燃料だ。
Breakfast is fuel for the day.