demonstration vs government

demonstration and government both are nouns.

Word	Noun	Adjective	Verb	Adverb
demonstration	Yes	No	No	No
government	Yes	No	No	No

demonstration (noun)	government (noun)
a show or display; the act of presenting something to sight or view	the act of governing; exercising authority
a public display of group feelings (usually of a political nature)	(government) the system or form by which a community or other political unit is governed
a show of military force or preparedness	the study of government of states and other political units
a visual presentation showing how something works	the organization that is the governing authority of a political unit
proof by a process of argument or a series of proposition proving an asserted conclusion