neutralization vs nullification

neutralization and nullification both are nouns.

Word	Noun	Adjective	Verb	Adverb
neutralization	Yes	No	No	No
nullification	Yes	No	No	No

As nouns, nullification is a hypernym of neutralization; that is, nullification is a word with a broader meaning than neutralization:

neutralization: action intended to nullify the effects of some previous action
nullification: the act of nullifying; making null and void; counteracting or overriding the effect or force of something

Other hypernyms of neutralization include override.

As nouns, nullification is a hypernym of neutralization; that is, nullification is a word with a broader meaning than neutralization:

neutralization: action intended to keep a country politically neutral or exclude it from a possible war
nullification: the act of nullifying; making null and void; counteracting or overriding the effect or force of something

Other hypernyms of neutralization include override.

neutralization (noun)	nullification (noun)
action intended to nullify the effects of some previous action	the act of nullifying; making null and void; counteracting or overriding the effect or force of something
action intended to keep a country politically neutral or exclude it from a possible war	the states'-rights doctrine that a state can refuse to recognize or to enforce a federal law passed by the United States Congress
(euphemism) the removal of a threat by killing or destroying it (especially in a covert operation or military operation)
a chemical reaction in which an acid and a base interact with the formation of a salt; with strong acids and bases the essential reaction is the combination of hydrogen ions with hydroxyl ions to form water