Hell vs imaginary place

Hell and imaginary place both are nouns.

Word	Noun	Adjective	Verb	Adverb
Hell	Yes	No	No	No
imaginary place	Yes	No	No	No

As nouns, imaginary place is a hypernym of Hell; that is, imaginary place is a word with a broader meaning than Hell:

Hell: (Christianity) the abode of Satan and the forces of evil; where sinners suffer eternal punishment
imaginary place: a place that exists only in imagination; a place said to exist in fictional or religious writings

Other hypernyms of Hell include fictitious place, mythical place.

As nouns, imaginary place is a hypernym of Hell; that is, imaginary place is a word with a broader meaning than Hell:

Hell: (religion) the world of the dead
imaginary place: a place that exists only in imagination; a place said to exist in fictional or religious writings

Other hypernyms of Hell include fictitious place, mythical place.

Hell (noun)	imaginary place (noun)
(Christianity) the abode of Satan and the forces of evil; where sinners suffer eternal punishment	a place that exists only in imagination; a place said to exist in fictional or religious writings
(religion) the world of the dead