evangelism

/ɪˈvændʒəˌlɪzəm/
noun
  1. The activity of spreading a religious belief, especially Christianity, by trying to persuade others to join that faith.
    • The church group focused on evangelism in their local community.
    • Many missionaries dedicate their lives to evangelism in foreign countries.
    • Evangelism often involves sharing personal stories of faith.
  2. The enthusiastic promotion or advocacy of a particular cause, idea, or product.
    • Tech evangelism often involves speaking at conferences and writing blog posts.
    • Her evangelism for healthy eating inspired her friends to change their diets.
    • The company's evangelism for renewable energy helped attract many new customers.
Synonyms
What does "evangelism" mean? | whatsthatwordmean | whatsthatwordmean