intersex vs epicene person

intersex and epicene person both are nouns.

Word	Noun	Adjective	Verb	Adverb
intersex	Yes	No	No	No
epicene person	Yes	No	No	No

As nouns, intersex and epicene person are synonyms defined as:

intersex and epicene person: one having both male and female sexual characteristics and organs; at birth an unambiguous assignment of male or female cannot be made

Other synonyms of intersex include androgyne, epicene, gynandromorph, hermaphrodite.

intersex (noun)	epicene person (noun)
one having both male and female sexual characteristics and organs; at birth an unambiguous assignment of male or female cannot be made	one having both male and female sexual characteristics and organs; at birth an unambiguous assignment of male or female cannot be made