promotional material vs publicity

promotional material and publicity both are nouns.

Word	Noun	Adjective	Verb	Adverb
promotional material	Yes	No	No	No
publicity	Yes	No	No	No

As nouns, promotional material and publicity are synonyms defined as:

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

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

promotional material (noun)	publicity (noun)
a message issued in behalf of some product or cause or idea or person or institution	the quality of being open to public view
	a message issued in behalf of some product or cause or idea or person or institution