governance vs governing body

governance and governing body both are nouns.

Word	Noun	Adjective	Verb	Adverb
governance	Yes	No	No	No
governing body	Yes	No	No	No

As nouns, governance and governing body are synonyms defined as:

governance and governing body: the persons (or committees or departments etc.) who make up a body for the purpose of administering something

Other synonyms of governance include administration, brass, establishment, organisation, organization.

governance (noun)	governing body (noun)
the act of governing; exercising authority	the persons (or committees or departments etc.) who make up a body for the purpose of administering something
the persons (or committees or departments etc.) who make up a body for the purpose of administering something