reduce vs divide

reduce is not a noun while divide is a noun.

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

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

Other hypernyms of reduce include part, separate.

reduce (noun)	divide (noun)
	a ridge of land that separates two adjacent river systems
	a serious disagreement between two groups of people (typically producing tension or hostility)

reduce (verb)	divide (verb)
take off weight	perform a division
cut down on; make a reduction in	move or break apart
narrow or limit	force, take, or pull apart
cook until very little liquid is left	make a division or separation
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	separate into parts or portions
make smaller	act as a barrier between; stand between
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