execrable
adjective /ˈeksɪkrəbl/
  /ˈeksɪkrəbl/
(formal)- very bad synonym terrible- execrable poetry
 Word Originlate Middle English (in the sense ‘expressing or involving a curse’): via Old French from Latin execrabilis, from exsecrari ‘to curse’, based on sacrare ‘dedicate’ (from sacer ‘sacred’).