upheaval vs government

upheaval and government both are nouns.

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

upheaval (noun)	government (noun)
disturbance usually in protest	the act of governing; exercising authority
(geology) a rise of land to a higher elevation (as in the process of mountain building)	(government) the system or form by which a community or other political unit is governed
a state of violent disturbance and disorder (as in politics or social conditions generally)	the study of government of states and other political units
a violent disturbance	the organization that is the governing authority of a political unit