verb (v)

• utter monotonously and repetitively and rhythmically(verb.communication)

  Synonym:
  chant, tone
  

  source: wordnet30
• recite with musical intonation; recite as a chant or a psalm(verb.communication)

  Synonym:
  cantillate, chant, intonate
  

  source: wordnet30
• speak carefully, as with rising and falling pitch or in a particular tone(verb.communication)

  Synonym:
  intonate
  

  source: wordnet30
• To utter with a musical or prolonged note or tone; to chant; as, to intone the church service.(verb)

  source: webster1913
• To utter a prolonged tone or a deep, protracted sound; to speak or recite in a measured, sonorous manner; to intonate.(verb)

  source: webster1913