insult
verb
ɪnˈsʌlt/
speak to or treat with disrespect or scornful abuse.
"you're insulting the woman I love"
synonyms: offend, give/cause offence to, affront, abuse, be rude to, call someone names, slight, disparage, discredit, libel, slander, malign, defame, denigrate, cast aspersions on, impugn, slur, revile, calumniate; More