hearing vs singing

hearing

noun
  • The sense used to perceive sound. 

  • A proceeding at which discussions are heard. 

  • The act by which something is heard. 

  • A legal procedure done before a judge, without a jury, as with an evidentiary hearing. 

adj
  • Able to hear, as opposed to deaf. 

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 hearing and singing occurred in a corpus of books? (source: Google Ngram Viewer )