collection vs Nag Hammadi

collection and Nag Hammadi both are nouns.

Word	Noun	Adjective	Verb	Adverb
collection	Yes	No	No	No
Nag Hammadi	Yes	No	No	No

collection (noun)	Nag Hammadi (noun)
the act of gathering something together	a collection of 13 ancient papyrus codices translated from Greek into Coptic that were discovered by farmers near the town of Nag Hammadi in 1945; the codices contain 45 distinct works including the chief sources of firsthand knowledge of Gnosticism
a publication containing a variety of works	a town in Upper Egypt
request for a sum of money
several things grouped together or considered as a whole