discredit vs disregard

discredit and disregard both are nouns.

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

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

Other hypernyms of discredit include brush aside, brush off, discount, dismiss, ignore, push aside.

discredit (noun)	disregard (noun)
the state of being held in low esteem	willful lack of care and attention
	lack of attention and due care

discredit (verb)	disregard (verb)
reject as false; refuse to accept	give little or no attention to
cause to be distrusted or disbelieved	bar from attention or consideration
damage the reputation of	refuse to acknowledge