"Infernal" is a word in ENGLISH

Of or pertaining to or suitable for the lower regions,
inhabited, according to the ancients, by the dead; pertaining to
Pluto's realm of the dead, the Tartarus of the ancients.

Of or pertaining to, resembling, or inhabiting, hell;
suitable for hell, or to the character of the inhabitants of hell;
hellish; diabolical; as, infernal spirits, or conduct.

An inhabitant of the infernal regions; also, the place
itself.