promotion vs packaging

promotion and packaging both are nouns.

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

As nouns, promotion and packaging are synonyms defined as:

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

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

promotion (noun)	packaging (noun)
act of raising in rank or position	the business of packing
the advancement of some enterprise	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
encouragement of the progress or growth or acceptance of something