vitally

/ˈvaɪtəli/
adverb
  1. In an extremely important or essential way.
    • Clean water is vitally important for human health.
    • It is vitally necessary to wear a seatbelt in a car.
    • The success of the project depends vitally on teamwork.
What does "vitally" mean? | whatsthatwordmean | whatsthatwordmean