peri vs missy

peri and missy both are nouns.

Word	Noun	Adjective	Verb	Adverb
peri	Yes	No	No	No
missy	Yes	No	No	No

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

Other hypernyms of peri include fille, girl, miss, young lady, young woman.

peri (noun)	missy (noun)
a beautiful and graceful girl	a young female
(Persian folklore) a supernatural being descended from fallen angels and excluded from paradise until penance is done