shave vs reduce

shave is a noun but reduce is not a noun.

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

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

Other hypernyms of shave include bring down, cut, cut back, cut down, trim, trim back, trim down.

shave (noun)	reduce (noun)
the act of removing hair with a razor

shave (verb)	reduce (verb)
remove body hair with a razor	take off weight
touch the surface of lightly	cut down on; make a reduction in
cut closely	narrow or limit
cut or remove with or as if with a plane	cook until very little liquid is left
make shavings of or reduce to shavings	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
cut the price of	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