What is to fall from Christian faith into paganism, heresy, or unbelief; to backslide. They enter into the justified state, and so continue all along, unless they relapse. Waterland called?

relapse — (Theol.) To fall from Christian faith into paganism, heresy, or unbelief; to backslide. They enter into the justified state, and so continue all along, unless they relapse. Waterland. (Webster's 1913.)

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