hype vs publicity

hype and publicity both are nouns.

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

As nouns, publicity is a hypernym of hype; that is, publicity is a word with a broader meaning than hype:

hype: blatant or sensational promotion
publicity: a message issued in behalf of some product or cause or idea or person or institution

Other hypernyms of hype include packaging, promo, promotion, promotional material.

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

hype (verb)	publicity (verb)
publicize in an exaggerated and often misleading manner