Evangelist
Part of speech: noun
Definition: An itinerant or special preacher, especially a revivalist. A preacher of the gospel. A writer of a gospel, especially the four New Testament Gospels (Matthew, Mark, Luke, and John), usually Evangelist. (primitive Church) A person who first brought the gospel to a city or region. (Mormon Church) A patriarch A person marked by extreme enthusiasm for or support of any cause, particularly with regard to religion.
Revivalist
Part of speech: adjective
Definition: evangelistic
Part of speech: noun
Definition: someone who seeks to revive somethingan evangelistic preacher