ADJ.
grammatical
VERB + DEMOGORGON
dreaded, name
name
A pagan god or demon, associated with the underworld and envisaged as a powerful primordial being, whose very name was taboo.
[…] and by them ſtood / Orcus and Ades, and the dreaded name / of Demogorgon […]
Demogorgon is a grammatical error, become god.
noun
A manufactured horror; a Frankenstein's monster.