reproval vs correction

reproval and correction both are nouns.

Word	Noun	Adjective	Verb	Adverb
reproval	Yes	No	No	No
correction	Yes	No	No	No

As nouns, correction is a hyponym of reproval; that is, correction is a word with a more specific, narrower meaning than reproval:

reproval (noun)	correction (noun)
an act or expression of criticism and censure	the act of offering an improvement to replace a mistake; setting right
	treatment of a specific defect
	the act of disciplining
	a drop in stock market activity or stock prices following a period of increases
	a rebuke for making a mistake
	something substituted for an error
	a quantity that is added or subtracted in order to increase the accuracy of a scientific measure