flabbergast vs social butterfly

flabbergast

verb
  • To overwhelm with bewilderment; to amaze, confound, or stun, especially in a ludicrous manner. 

noun
  • An awkward person. 

  • Overwhelming confusion, shock, or surprise. 

social butterfly

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

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