geology vs superposition principle

geology and superposition principle both are nouns.

Word	Noun	Adjective	Verb	Adverb
geology	Yes	No	No	No
superposition principle	Yes	No	No	No

geology (noun)	superposition principle (noun)
a science that deals with the history of the earth as recorded in rocks	(geology) the principle that in a series of stratified sedimentary rocks the lowest stratum is the oldest