reduce vs digest

reduce is not a noun while digest is a noun.

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

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

Other hyponyms of reduce include bowdlerise, bowdlerize, castrate, expurgate, shorten, concentrate, condense.

reduce (noun)	digest (noun)
	something that is compiled (as into a single book or file)
	a periodical that summarizes the news

reduce (verb)	digest (verb)
take off weight	make more concise
cut down on; make a reduction in	systematize, as by classifying and summarizing
narrow or limit	become assimilated into the body
cook until very little liquid is left	soften or disintegrate by means of chemical action, heat, or moisture
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	soften or disintegrate, as by undergoing exposure to heat or moisture
make smaller	arrange and integrate in the mind
reduce in size; reduce physically	put up with something or somebody unpleasant
make less complex	convert food into absorbable substances
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