gradation vs quantification

gradation and quantification both are nouns.

Word	Noun	Adjective	Verb	Adverb
gradation	Yes	No	No	No
quantification	Yes	No	No	No

As nouns, quantification is a hypernym of gradation; that is, quantification is a word with a broader meaning than gradation:

gradation: the act of arranging in grades
quantification: the act of discovering or expressing the quantity of something

gradation (noun)	quantification (noun)
the act of arranging in grades	the act of discovering or expressing the quantity of something
a degree of ablaut	a limitation imposed on the variables of a proposition (as by the quantifiers `some' or `all' or `no')
relative position in a graded series