vitaliser

/ˈvaɪtəlaɪzər/
noun
  1. A person or thing that gives energy, strength, or life to something.
    • The new coach was a real vitaliser for the team, boosting their confidence and performance.
    • Sunlight is a natural vitaliser for plants, helping them grow strong and healthy.
    • Her enthusiasm acted as a vitaliser in the office, making everyone more productive.
Synonyms