vigor

/ˈvɪɡər/
noun
  1. Physical strength, energy, and good health.
    • A good night's sleep restored his vigor for the next day's work.
    • The team played with great vigor in the second half, scoring three goals.
    • Even at age 70, she approached her daily hike with remarkable vigor.
  2. Intensity, force, or enthusiasm in action or thought.
    • The protestors spoke with such vigor that the crowd was inspired.
    • He defended his argument with intellectual vigor.
    • The new manager tackled the company's problems with renewed vigor.
Antonyms
What does "vigor" mean? | whatsthatwordmean | whatsthatwordmean