Open English Wordnet
Nouns
(n)insult, affronta deliberately offensive act or something producing the effect of deliberate disrespect“turning his back on me was a deliberate insult” Verbs
(v)diss, insult, affronttreat, mention, or speak to rudely“He insulted her with his rude remarks”,
“the student who had betrayed his classmate was dissed by everyone”