ambler vs flaneur

ambler

noun
  • Someone who walks at a leisurely pace; one who ambles. 

  • A slow-moving, comfortable horse or mule. 

flaneur

noun
  • One who wanders aimlessly, who roams, who travels at a lounging pace. 

  • An idler, a loafer. 

verb
  • To wander aimlessly or at a lounging pace. 

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