legislation vs government

legislation and government both are nouns.

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

As nouns, government is a hypernym of legislation; that is, government is a word with a broader meaning than legislation:

Other hypernyms of legislation include administration, governance, governing, government activity.

legislation (noun)	government (noun)
the act of making or enacting laws	the act of governing; exercising authority
law enacted by a legislative body	(government) the system or form by which a community or other political unit is governed
	the study of government of states and other political units
	the organization that is the governing authority of a political unit