superposition principle vs geology

superposition principle and geology both are nouns.

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

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