governing vs government activity

governing and government activity both are nouns.

Word	Noun	Adjective	Verb	Adverb
governing	Yes	Yes	No	No
government activity	Yes	No	No	No

As nouns, governing and government activity are synonyms defined as:

governing and government activity: the act of governing; exercising authority

Other synonyms of governing include administration, governance, government.

governing (noun)	government activity (noun)
the act of governing; exercising authority	the act of governing; exercising authority

governing (adjective)	government activity (adjective)
responsible for making and enforcing rules and laws