dishonor vs decline

dishonor and decline both are nouns.

Word	Noun	Adjective	Verb	Adverb
dishonor	Yes	No	Yes	No
decline	Yes	No	Yes	No

As verbs, decline is a hypernym of dishonor; that is, decline is a word with a broader meaning than dishonor:

Other hypernyms of dishonor include pass up, refuse, reject, turn down.

dishonor (noun)	decline (noun)
lacking honor or integrity	a downward slope or bend
a state of shame or disgrace	a gradual decrease; as of stored charge or current
	change toward something smaller or lower
	a condition inferior to an earlier condition; a gradual falling off from a better state; decline

dishonor (verb)	decline (verb)
refuse to accept	grow smaller
bring shame or dishonor upon	grow worse
force (someone) to have sex against their will	show unwillingness towards
	inflect for number, gender, case, etc.
	go down
	fall in value
	not accept as true