dishonor vs ignominy

dishonor and ignominy both are nouns.

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

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

Other hyponyms of dishonor include disesteem, discredit, disrepute, corruptness, disgrace, shame, infamy, opprobrium.

dishonor (noun)	ignominy (noun)
lacking honor or integrity	a state of dishonor
a state of shame or disgrace

dishonor (verb)	ignominy (verb)
refuse to accept
bring shame or dishonor upon
force (someone) to have sex against their will