works vs packinghouse

works and packinghouse both are nouns.

Word	Noun	Adjective	Verb	Adverb
works	Yes	No	No	No
packinghouse	Yes	No	No	No

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

works: buildings for carrying on industrial labor
packinghouse: a plant where livestock are slaughtered and processed and packed as meat products

works (noun)	packinghouse (noun)
performance of moral or religious acts	a plant where livestock are slaughtered and processed and packed as meat products
the internal mechanism of a device	a building where foodstuffs are processed and packed
buildings for carrying on industrial labor
everything available; usually preceded by `the'