fuel (EN)
noun, verb

noun “fuel”

sg. fuel, pl. fuels or uncountable
  1. a material that is burned or reacted to produce energy
    Gasoline is the fuel most cars use to run.
  2. something that feeds or nourishes a living being
    For marathon runners, pasta serves as an excellent fuel the night before a race.
  3. something that inspires, motivates, or sustains an activity or emotion
    Her passionate speech served as fuel for the protest, igniting a fire in the hearts of all who listened.

verb “fuel”

fuel; he fuels; past fueled us, fuelled uk, part. fueled us, fuelled uk; ger. fueling us, fuelling uk
  1. to supply with a material that can be burned or reacted to produce energy
    Before the long journey, they fueled the car at the local gas station.
  2. to make a situation or emotion more intense or severe
    His provocative comments fueled the debate even further.