emphasis vs intonation

emphasis

noun
  • Prominence given to a syllable or words, by raising the voice or printing in italic or underlined type. 

  • Special attention or prominence given to something. 

  • The phonetic or phonological feature that distinguishes emphatic consonants from other consonants. 

  • Special weight or forcefulness given to something considered important. 

  • The use of boldface, italics, or other such formatting to highlight text. 

intonation

noun
  • 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. 

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

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

  • The rise and fall of the voice in speaking. 

  • Singing or playing in good tune or otherwise. 

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