nonachievement vs error

nonachievement and error both are nouns.

Word	Noun	Adjective	Verb	Adverb
nonachievement	Yes	No	No	No
error	Yes	No	No	No

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

nonachievement: an act that does not achieve its intended goal
error: a wrong action attributable to bad judgment or ignorance or inattention

Other hyponyms of nonachievement include failure, fault, mistake, carelessness, neglect, negligence, nonperformance.

nonachievement (noun)	error (noun)
an act that does not achieve its intended goal	a wrong action attributable to bad judgment or ignorance or inattention
	(baseball) a failure of a defensive player to make an out when normal play would have sufficed
	inadvertent incorrectness
	departure from what is ethically acceptable
	a misconception resulting from incorrect information
	part of a statement that is not correct
	(computer science) the occurrence of an incorrect result produced by a computer