social butterfly vs stirrer

social butterfly

noun
  • A gregarious person who likes to attend parties and other social gatherings; a people person. 

stirrer

noun
  • A person who spreads rumours or causes agitation. 

  • One who stirs or moves about, as after sleep. 

  • A device used to stir. 

  • A person who stirs something. 

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