Demonic
Part of speech: adjective
Definition: Of, relating to, involving or resembling demons; demoniac.
Example sentence: The Village Voice gave me an outlet. They encouraged writers to publish idiosyncratic, intellectually ambitious journalism in voices that ranged from demonic to highfalutin. And they paid me well once the magazine was unionized. Getting paid is motivational.
Infernal
Part of speech: adjective
Definition: of, or relating to hell, or the world of the dead; hellishto a great fire or infernostygian, gloomydiabolical or fiendishvery annoying; damned