disregard vs reject

disregard and reject both are nouns.

Word	Noun	Adjective	Verb	Adverb
disregard	Yes	No	Yes	No
reject	Yes	No	Yes	No

As verbs, reject is a hypernym of disregard; that is, reject is a word with a broader meaning than disregard:

disregard (noun)	reject (noun)
willful lack of care and attention	the person or thing that is rejected or set aside as inferior in quality
lack of attention and due care

disregard (verb)	reject (verb)
give little or no attention to	not accept something given or offered
bar from attention or consideration	dismiss from consideration or a contest
refuse to acknowledge	deem wrong or inappropriate
	reject with contempt
	not accept as true
	refuse entrance or membership
	resist immunologically the introduction of some foreign tissue or organ