Demonism in a sentence as a noun

All that most maddens and torments; all that stirs up the lees of things; all truth with malice in it; all that cracks the sinews and cakes the brain; all the subtle demonisms of life and thought; all evil, to crazy Ahab, were visibly personified, and made practically assailable in Moby Dick.

Demonism definitions

noun

a belief in and reverence for devils (especially Satan)

See also: diabolism Satanism