Excommunicate (verb)

1. Officially expel (someone) from the membership of a religious community.
2. Officially exclude (someone) from the sacraments and services of the Church.

Origin:

Late middle english: from latin excommunicat- "put out of the community", from the verb excommunicare, from ex- "out of" + communicare "communicate".

Examples:

1. The bishop excommunicated the priest for his unorthodox beliefs.
2. The church excommunicated the members for their dissenting views.
3. The sect excommunicated the member for breaking the rules.
4. The religious leader excommunicated the person for apostasy.
5. The religious leader excommunicated the person for heresy.