Evangelical (adjective)

1. Relating to the Christian gospel and its teachings.
2. Zealous in advocating a particular cause or doctrine.

Origin:

Late middle english: from late latin evangelicus, from greek euangelikos, from euangelos "bringing good news", from eu "well" + angelos "messenger".

Examples:

1. The church is known for its evangelical mission.
2. Evangelical Christians are often politically active.
3. The speaker gave an evangelical lecture on the importance of forgiveness.
4. The pastor's style is both charismatic and evangelical.
5. Evangelical groups are often criticized for their proselytizing methods.