What's the difference between adiaphorism and adiaphorist?

Adiaphorism

Definition:

• (n.) Religious indifference.

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Adiaphorist

Definition:

• (n.) One of the German Protestants who, with Melanchthon, held some opinions and ceremonies to be indifferent or nonessential, which Luther condemned as sinful or heretical.

Example Sentences: