quarry vs excavation

quarry and excavation both are nouns.

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

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

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

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