intonation vs singing

intonation

noun
  • The rise and fall of the voice in speaking. 

  • Emotive stress used to increase the power of delivery in speech. 

  • Reciting in a musical prolonged tone; intonating or singing of the opening phrase of a plain-chant, psalm, or canticle by a single voice, as of a priest. 

  • A sound made by, or resembling that made by, a musical instrument. 

  • Singing or playing in good tune or otherwise. 

singing

noun
  • The act of using the voice to produce musical sounds; vocalizing. 

  • A gathering for the purpose of singing shape note songs. 

  • Disclosing information, or giving evidence about another. 

adj
  • Producing a whistling sound due to the escape of steam. 

  • Smooth and flowing. 

How often have the words intonation and singing occurred in a corpus of books? (source: Google Ngram Viewer )