dishonour vs assail

dishonour is a noun but assail is not a noun.

Word	Noun	Adjective	Verb	Adverb
dishonour	Yes	No	Yes	No
assail	No	No	Yes	No

As verbs, assail is a hypernym of dishonour; that is, assail is a word with a broader meaning than dishonour:

Other hypernyms of dishonour include assault, attack, set on.

dishonour (noun)	assail (noun)
lacking honor or integrity
a state of shame or disgrace

dishonour (verb)	assail (verb)
refuse to accept	attack in speech or writing
bring shame or dishonor upon	attack someone physically or emotionally
force (someone) to have sex against their will	launch an attack or assault on; begin hostilities or start warfare with