evangelize

Etymology

From Old French évangéliser, from Late Latin evangelizare, from Ancient Greek εὐαγγελίζω (euangelízō). Displaced native Old English godspellian (literally “to gospel”).

verb

1. To tell people about (a particular branch of) Christianity, especially in order to convert them; to preach the gospel to.
2. To preach any ideology to those who have not yet been converted to it.
   Coordinate term: proselytize
   […] nor is it the task of the Muslim to "evangelize" the unbelieving world. 2002, Ergun Mehmet Caner, Emir Fethi Caner, Unveiling Islam: An Insider's Look at Muslim Life and Beliefs, page 11
3. To be enthusiastic about something, and to attempt to share that enthusiasm with others; to promote.