banshee vs disembodied spirit

banshee and disembodied spirit both are nouns.

Word	Noun	Adjective	Verb	Adverb
banshee	Yes	No	No	No
disembodied spirit	Yes	No	No	No

As nouns, disembodied spirit is a hypernym of banshee; that is, disembodied spirit is a word with a broader meaning than banshee:

banshee: (Irish folklore) a female spirit who wails to warn of impending death
disembodied spirit: any incorporeal supernatural being that can become visible (or audible) to human beings

Other hypernyms of banshee include spirit.

banshee (noun)	disembodied spirit (noun)
(Irish folklore) a female spirit who wails to warn of impending death	any incorporeal supernatural being that can become visible (or audible) to human beings