endemic vs epidemic

endemic and epidemic both are nouns.

Word	Noun	Adjective	Verb	Adverb
endemic	Yes	Yes	No	No
epidemic	Yes	Yes	No	No

endemic (noun)	epidemic (noun)
a plant or animal that is native to a certain limited area	a widespread outbreak of an infectious disease; many people are infected at the same time
a disease that is constantly present to a greater or lesser degree in people of a certain class or in people living in a particular location

endemic (adjective)	epidemic (adjective)
of or relating to a disease (or anything resembling a disease) constantly present to greater or lesser extent in a particular locality	(especially of medicine) of disease or anything resembling a disease; attacking or affecting many individuals in a community or a population simultaneously
native to or confined to a certain region
originating where it is found