mucosa vs hymen

mucosa and hymen both are nouns.

Word	Noun	Adjective	Verb	Adverb
mucosa	Yes	No	No	No
hymen	Yes	No	No	No

As nouns, hymen is a hyponym of mucosa; that is, hymen is a word with a more specific, narrower meaning than mucosa:

mucosa: mucus-secreting membrane lining all body cavities or passages that communicate with the exterior
hymen: a fold of tissue that partly covers the entrance to the vagina of a virgin

Other hyponyms of mucosa include conjunctiva, endometrium, maidenhead, virginal membrane.

mucosa (noun)	hymen (noun)
mucus-secreting membrane lining all body cavities or passages that communicate with the exterior	a fold of tissue that partly covers the entrance to the vagina of a virgin