To do missionary work, proselytize.
To send on a mission.
Religious evangelism.
An infrequent gathering of religious believers in a parish, usually part of a larger regional event with a central theme.
A number of people appointed to perform any service; a delegation; an embassy.
A settlement or building serving as a base for missionary work.
A set of tasks that fulfills a purpose or duty; an assignment set by an employer, or by oneself.
Third World charities, particularly those which preach as well as provide aid.