system vs hierarchy

system and hierarchy both are nouns.

Word	Noun	Adjective	Verb	Adverb
system	Yes	No	No	No
hierarchy	Yes	No	No	No

system (noun)	hierarchy (noun)
instrumentality that combines interrelated interacting artifacts designed to work as a coherent entity	a series of ordered groupings of people or things within a system
an ordered manner; orderliness by virtue of being methodical and well organized	the organization of people at different ranks in an administrative body
a group of physiologically or anatomically related organs or parts
the living body considered as made up of interdependent components forming a unified whole
a complex of methods or rules governing behavior
a procedure or process for obtaining an objective
an organized structure for arranging or classifying
a group of independent but interrelated elements comprising a unified whole
(physical chemistry) a sample of matter in which substances in different phases are in equilibrium