emptiness vs hungriness

emptiness and hungriness both are nouns.

Word	Noun	Adjective	Verb	Adverb
emptiness	Yes	No	No	No
hungriness	Yes	No	No	No

As nouns, hungriness is a hypernym of emptiness; that is, hungriness is a word with a broader meaning than emptiness:

emptiness: having an empty stomach
hungriness: a physiological need for food; the consequence of food deprivation

Other hypernyms of emptiness include hunger.

emptiness (noun)	hungriness (noun)
the quality of being valueless or futile	strong desire for something (not food or drink)
an empty area or space	prolonged unfulfilled desire or need
the state of containing nothing	a physiological need for food; the consequence of food deprivation
having an empty stomach