mucosa vs maidenhead

mucosa and maidenhead both are nouns.

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

As nouns, maidenhead is a hyponym of mucosa; that is, maidenhead 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
maidenhead: a fold of tissue that partly covers the entrance to the vagina of a virgin

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

mucosa (noun)	maidenhead (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