blackguard

(noun) someone who is morally reprehensible. Synonyms: cad, bounder, dog, hound, heel. Example: "You dirty dog."

(verb) subject to laughter or ridicule. Synonyms: ridicule, roast, guy, laugh at, jest at, rib, make fun, poke fun. Examples: "The satirists ridiculed the plans for a new opera house." "The students poked fun at the inexperienced teacher." "His former students roasted the professor at his 60th birthday."

(verb) use foul or abusive language towards. Synonyms: abuse, clapperclaw, shout. Examples: "The actress abused the policeman who gave her a parking ticket." "The angry mother shouted at the teacher."