What's the difference between deism and deistical?

Deism

Definition:

• (n.) The doctrine or creed of a deist; the belief or system of those who acknowledge the existence of one God, but deny revelation.

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Deistical

Definition:

• (a.) Pertaining to, savoring of, or consisting in, deism; as, a deistic writer; a deistical book.

Example Sentences: