natural order vs cosmos

natural order and cosmos both are nouns.

Word	Noun	Adjective	Verb	Adverb
natural order	Yes	No	No	No
cosmos	Yes	No	No	No

As nouns, cosmos is a hypernym of natural order; that is, cosmos is a word with a broader meaning than natural order:

natural order: the physical universe considered as an orderly system subject to natural (not human or supernatural) laws
cosmos: everything that exists anywhere

Other hypernyms of natural order include creation, existence, macrocosm, universe, world.

natural order (noun)	cosmos (noun)
the physical universe considered as an orderly system subject to natural (not human or supernatural) laws	everything that exists anywhere
	any of various mostly Mexican herbs of the genus Cosmos having radiate heads of variously colored flowers and pinnate leaves; popular fall-blooming annuals