office vs government activity

office and government activity both are nouns.

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

office (noun)	government activity (noun)
a religious rite or service prescribed by ecclesiastical authorities	the act of governing; exercising authority
the actions and activities assigned to or required or expected of a person or group
a job in an organization
place of business where professional or clerical duties are performed
professional or clerical workers in an office
an administrative unit of government
(of a government or government official) holding an office means being in power