English to English

verb (v)

• make worse(verb.change)

  Synonym:
  aggravate, exasperate, worsen
  Antonym:
  ameliorate, amend, better, improve, meliorate
  

  source: wordnet30
• exasperate or irritate(verb.emotion)

  Synonym:
  aggravate, exasperate
  

  source: wordnet30
• To render more violent or bitter; to irritate; to exasperate; to imbitter, as passions or disease.(verb)

  source: webster1913