imprecate

(verb) wish harm upon; invoke evil upon. Synonyms: curse, beshrew, damn, bedamn, anathemize, anathemise, maledict. Example: "The bad witch cursed the child."

(verb) utter obscenities or profanities. Synonyms: curse, cuss, blaspheme, swear. Example: "The drunken men were cursing loudly in the street."