structure vs political system

structure and political system both are nouns.

Word	Noun	Adjective	Verb	Adverb
structure	Yes	No	Yes	No
political system	Yes	No	No	No

structure (noun)	political system (noun)
a thing constructed; a complex entity constructed of many parts	the members of a social organization who are in power
the manner of construction of something and the arrangement of its parts
a particular complex anatomical part of a living thing and its construction and arrangement
the complex composition of knowledge as elements and their combinations
the people in a society considered as a system organized by a characteristic pattern of relationships

structure (verb)	political system (verb)
give a structure to