natural order vs macrocosm

natural order and macrocosm both are nouns.

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

As nouns, macrocosm is a hypernym of natural order; that is, macrocosm 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
macrocosm: everything that exists anywhere

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

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