mucosa vs conjunctiva

mucosa and conjunctiva both are nouns.

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

As nouns, conjunctiva is a hyponym of mucosa; that is, conjunctiva 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
conjunctiva: a transparent lubricating mucous membrane that covers the eyeball and the under surface of the eyelid

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

mucosa (noun)	conjunctiva (noun)
mucus-secreting membrane lining all body cavities or passages that communicate with the exterior	a transparent lubricating mucous membrane that covers the eyeball and the under surface of the eyelid