equation vs equalization

equation and equalization both are nouns.

Word	Noun	Adjective	Verb	Adverb
equation	Yes	No	No	No
equalization	Yes	No	No	No

As nouns, equalization is a hypernym of equation; that is, equalization is a word with a broader meaning than equation:

Other hypernyms of equation include equalisation, leveling.

equation (noun)	equalization (noun)
the act of regarding as equal	the act of making equal or uniform
a mathematical statement that two expressions are equal
a state of being essentially equal or equivalent; equally balanced