crush vs reduce

crush is a noun but reduce is not a noun.

Word	Noun	Adjective	Verb	Adverb
crush	Yes	No	Yes	No
reduce	No	No	Yes	No

As verbs, reduce is a hyponym of crush; that is, reduce is a word with a more specific, narrower meaning than crush:

Other hyponyms of crush include keep down, quash, repress, subdue, subjugate.

crush (noun)	reduce (noun)
the act of crushing
temporary love of an adolescent
a dense crowd of people
leather that has had its grain pattern accentuated

crush (verb)	reduce (verb)
break into small pieces	take off weight
become injured, broken, or distorted by pressure	cut down on; make a reduction in
come out better in a competition, race, or conflict	narrow or limit
make ineffective	cook until very little liquid is left
to compress with violence, out of natural shape or condition	to remove oxygen from a compound, or cause to react with hydrogen or form a hydride, or to undergo an increase in the number of electrons
crush or bruise	make smaller
humiliate or depress completely	reduce in size; reduce physically
come down on or keep down by unjust use of one's authority	make less complex
	reduce in scope while retaining essential elements
	lessen the strength or flavor of a solution or mixture
	be cooked until very little liquid is left
	be the essential element
	destress and thus weaken a sound when pronouncing it
	undergo meiosis
	reposition (a broken bone after surgery) back to its normal site
	lower in grade or rank or force somebody into an undignified situation
	lessen and make more modest
	simplify the form of a mathematical equation of expression by substituting one term for another
	bring to humbler or weaker state or condition
	put down by force or intimidation