neglect vs dereliction

neglect and dereliction both are nouns.

Word	Noun	Adjective	Verb	Adverb
neglect	Yes	No	Yes	No
dereliction	Yes	No	No	No

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

neglect: failure to act with the prudence that a reasonable person would exercise under the same circumstances
dereliction: willful negligence

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

Other hyponyms of neglect include delinquency, willful neglect, laxity, laxness, remissness, slackness.

neglect (noun)	dereliction (noun)
failure to act with the prudence that a reasonable person would exercise under the same circumstances	willful negligence
willful lack of care and attention	a tendency to be negligent and uncaring
the trait of neglecting responsibilities and lacking concern
lack of attention and due care
the state of something that has been unused and neglected

neglect (verb)	dereliction (verb)
leave undone or leave out
give little or no attention to
fail to attend to
fail to do something; leave something undone