1. the act or process of converting someone to a religion, belief, or cause, especially through persistent or aggressive persuasion
Usage: often carries a negative connotation when used to describe overly zealous or manipulative conversion efforts

Examples

• The missionary's proselytization efforts in the region lasted several years.
• Critics accused the organization of aggressive proselytization rather than genuine community service.
• Religious proselytization is restricted in some countries.
• The book examines the history of proselytization during the colonial period.
• She was uncomfortable with the proselytization tactics used by the group.
• Proselytization of political ideologies can be seen in schools and media.
• The church's proselytization campaign aimed to increase membership by 50 percent.