imprecate in WordNet English dictionary

1. wish harm upon; invoke evil upon
   "The bad witch cursed the child"
   curse  beshrew  damn  bedamn  anathemize  anathemise  imprecate  maledict 
   
2. utter obscenities or profanities
   "The drunken men were cursing loudly in the street"
   curse  cuss  blaspheme  swear  imprecate