geology vs upheaval

geology and upheaval both are nouns.

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

geology (noun)	upheaval (noun)
a science that deals with the history of the earth as recorded in rocks	disturbance usually in protest
	(geology) a rise of land to a higher elevation (as in the process of mountain building)
	a state of violent disturbance and disorder (as in politics or social conditions generally)
	a violent disturbance