excavation vs site

excavation and site both are nouns.

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

As nouns, site is a hypernym of excavation; that is, site is a word with a broader meaning than excavation:

Other hypernyms of excavation include land site.

excavation (noun)	site (noun)
the act of extracting ores or coal etc from the earth	a computer connected to the internet that maintains a series of web pages on the World Wide Web; a computer connected to the internet that maintains a series of web pages on the World Wide Web
the act of digging	the piece of land on which something is located (or is to be located)
a hole in the ground made by excavating	physical position in relation to the surroundings
the site of an archeological exploration

excavation (verb)	site (verb)
	assign a location to