reduce vs interchange

reduce is not a noun while interchange is a noun.

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

As verbs, interchange is a hypernym of reduce; that is, interchange is a word with a broader meaning than reduce:

reduce: simplify the form of a mathematical equation of expression by substituting one term for another
interchange: put in the place of another; switch seemingly equivalent items

Other hypernyms of reduce include exchange, replace, substitute.

reduce (noun)	interchange (noun)
	the act of changing one thing for another thing
	mutual interaction; the activity of reciprocating or exchanging (especially information)
	reciprocal transfer of equivalent sums of money (especially the currencies of different countries)
	a junction of highways on different levels that permits traffic to move from one to another without crossing traffic streams

reduce (verb)	interchange (verb)
take off weight	reverse (a direction, attitude, or course of action)
cut down on; make a reduction in	cause to change places
narrow or limit	give to, and receive from, one another
cook until very little liquid is left	put in the place of another; switch seemingly equivalent items
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
make smaller
reduce in size; reduce physically
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