packaging vs publicity

packaging and publicity both are nouns.

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

As nouns, packaging and publicity are synonyms defined as:

packaging and publicity: a message issued in behalf of some product or cause or idea or person or institution

Other synonyms of packaging include promo, promotion, promotional material.

packaging (noun)	publicity (noun)
the business of packing	the quality of being open to public view
material used to make packages	a message issued in behalf of some product or cause or idea or person or institution
a message issued in behalf of some product or cause or idea or person or institution