effervescence vs sobriety

effervescence

noun
  • Vivacity. 

  • The escape of gas from solution in a liquid, especially the escape of carbon dioxide from a carbonated drink. 

  • Foment. 

sobriety

noun
  • Soundness of judgement. 

  • The state or quality of being unhurried; a state of calm. 

  • The quality or state of being grave or earnestly thoughtful. 

  • A state of moderation or seriousness. 

  • The quality or state of not being intoxicated. 

  • Modesty in color or style. 

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