minimization vs decrease

minimization and decrease both are nouns.

Word	Noun	Adjective	Verb	Adverb
minimization	Yes	No	No	No
decrease	Yes	No	Yes	No

As nouns, decrease is a hypernym of minimization; that is, decrease is a word with a broader meaning than minimization:

minimization: the act of reducing something to the least possible amount or degree or position
decrease: the act of decreasing or reducing something

Other hypernyms of minimization include diminution, reduction, step-down.

minimization (noun)	decrease (noun)
the act of reducing something to the least possible amount or degree or position	the act of decreasing or reducing something
	the amount by which something decreases
	a change downward
	a process of becoming smaller or shorter

minimization (verb)	decrease (verb)
	decrease in size, extent, or range
	make become smaller