packrat vs collector

packrat and collector both are nouns.

Word	Noun	Adjective	Verb	Adverb
packrat	Yes	No	No	No
collector	Yes	No	No	No

As nouns, collector is a hypernym of packrat; that is, collector is a word with a broader meaning than packrat:

Other hypernyms of packrat include aggregator.

packrat (noun)	collector (noun)
any of several bushy-tailed rodents of the genus Neotoma of western North America; hoards food and other objects	the electrode in a transistor through which a primary flow of carriers leaves the region between the electrodes
a collector of miscellaneous useless objects	a crater that has collected cosmic material hitting the earth
	a person who is employed to collect payments (as for rent or taxes)
	a person who collects things