rectify vs rectification

rectify is not a noun while rectification is a noun.

Word	Noun	Adjective	Verb	Adverb
rectify	No	No	Yes	No
rectification	Yes	No	No	No

rectify (noun)	rectification (noun)
	the act of offering an improvement to replace a mistake; setting right
	determination of the length of a curve; finding a straight line equal in length to a given curve
	the conversion of alternating current to direct current
	(chemistry) the process of refinement or purification of a substance by distillation

rectify (verb)	rectification (verb)
set straight or right
make right or correct
reduce to a fine, unmixed, or pure state; separate from extraneous matter or cleanse from impurities
convert into direct current
bring, lead, or force to abandon a wrong or evil course of life, conduct, and adopt a right one
determine the length of