archeology vs excavation

archeology and excavation both are nouns.

Word	Noun	Adjective	Verb	Adverb
archeology	Yes	No	No	No
excavation	Yes	No	No	No

archeology (noun)	excavation (noun)
the branch of anthropology that studies prehistoric people and their cultures	the act of extracting ores or coal etc from the earth
	the act of digging
	a hole in the ground made by excavating
	the site of an archeological exploration