endorsement vs packaging

endorsement and packaging both are nouns.

Word	Noun	Adjective	Verb	Adverb
endorsement	Yes	No	No	No
packaging	Yes	No	No	No

As nouns, packaging is a hypernym of endorsement; that is, packaging is a word with a broader meaning than endorsement:

endorsement: a promotional statement (as found on the dust jackets of books)
packaging: a message issued in behalf of some product or cause or idea or person or institution

Other hypernyms of endorsement include promo, promotion, promotional material, publicity.

endorsement (noun)	packaging (noun)
the act of endorsing	the business of packing
formal and explicit approval	material used to make packages
a promotional statement (as found on the dust jackets of books)	a message issued in behalf of some product or cause or idea or person or institution
a speech seconding a motion
a signature that validates something