zippo vs relative quantity

zippo and relative quantity both are nouns.

Word	Noun	Adjective	Verb	Adverb
zippo	Yes	No	No	No
relative quantity	Yes	No	No	No

As nouns, relative quantity is a hypernym of zippo; that is, relative quantity is a word with a broader meaning than zippo:

zippo: a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential
relative quantity: a quantity relative to some purpose

zippo (noun)	relative quantity (noun)
a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential	a quantity relative to some purpose