peri vs disembodied spirit

peri and disembodied spirit both are nouns.

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

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

peri: (Persian folklore) a supernatural being descended from fallen angels and excluded from paradise until penance is done
disembodied spirit: any incorporeal supernatural being that can become visible (or audible) to human beings

Other hypernyms of peri include spirit.

peri (noun)	disembodied spirit (noun)
a beautiful and graceful girl	any incorporeal supernatural being that can become visible (or audible) to human beings
(Persian folklore) a supernatural being descended from fallen angels and excluded from paradise until penance is done