swoon vs syncopation

swoon

noun
  • A faint. 

  • An infatuation. 

verb
  • To be overwhelmed by emotion, especially infatuation. 

  • To make a moan, sigh, or some other sound expressing infatuation or affection. 

  • To faint, to lose consciousness. 

syncopation

noun
  • The contraction of a word by means of loss or omission of sounds or syllables in the middle thereof. 

  • The quality of a rhythm being somehow unexpected, in that it deviates from the strict succession of regularly spaced strong and weak beats in a meter. 

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