Proserpina vs Proserpine

Proserpina and Proserpine both are nouns.

Word	Noun	Adjective	Verb	Adverb
Proserpina	Yes	No	No	No
Proserpine	Yes	No	No	No

As nouns, Proserpina and Proserpine are synonyms defined as:

Proserpina and Proserpine: goddess of the underworld; counterpart of Greek Persephone

Proserpina (noun)	Proserpine (noun)
goddess of the underworld; counterpart of Greek Persephone	goddess of the underworld; counterpart of Greek Persephone