The preacher sent out his congregation to proselytize to the community.
Do you have an argument strong enough to proselytize someone to believe you?
It was originally so used of converts to Judaism, but any one who sets out to convert others to his own opinions is said to " proselytize."
The lawyer worked with his clients to proselytize the judge, hoping to get a decision in their favor.
Those who form this cabal operate in a network of shadowy organizations that proselytize the demise of western democracy.