excavation vs quarry

excavation and quarry both are nouns.

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

As nouns, quarry is a hyponym of excavation; that is, quarry is a word with a more specific, narrower meaning than excavation:

excavation (noun)	quarry (noun)
the act of extracting ores or coal etc from the earth	animal hunted or caught for food
the act of digging	a surface excavation for extracting stone or slate
a hole in the ground made by excavating	a person who is the aim of an attack (especially a victim of ridicule or exploitation) by some hostile person or influence
the site of an archeological exploration

excavation (verb)	quarry (verb)
	extract (something such as stones) from or as if from a quarry