zero vs adjust

zero is a noun but adjust is not a noun.

Word	Noun	Adjective	Verb	Adverb
zero	Yes	Yes	Yes	No
adjust	No	No	Yes	No

As verbs, adjust is a hypernym of zero; that is, adjust is a word with a broader meaning than zero:

zero: adjust (as by firing under test conditions) the zero of (a gun)
adjust: alter or regulate so as to achieve accuracy or conform to a standard

Other hypernyms of zero include correct, set.

As verbs, adjust is a hypernym of zero; that is, adjust is a word with a broader meaning than zero:

zero: adjust (an instrument or device) to zero value
adjust: alter or regulate so as to achieve accuracy or conform to a standard

Other hypernyms of zero include correct, set.

zero (noun)	adjust (noun)
the sight setting that will cause a projectile to hit the center of the target with no wind blowing
the point on a scale from which positive or negative numerical quantities can be measured
a mathematical element that when added to another number yields the same number
a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential

zero (adjective)	adjust (adjective)
of or relating to the null set (a set with no members)
indicating the absence of any or all units under consideration
having no measurable or otherwise determinable value
indicating an initial point or origin

zero (verb)	adjust (verb)
adjust (as by firing under test conditions) the zero of (a gun)	alter or regulate so as to achieve accuracy or conform to a standard
adjust (an instrument or device) to zero value	adapt or conform oneself to new or different conditions
	make correspondent or conformable
	place in a line or arrange so as to be parallel or straight
	decide how much is to be paid on an insurance claim