pliable vs supple

pliable

adj
  • Soft, flexible, easily bent, formed, shaped, or molded. 

  • Easily persuaded; yielding to influence. 

supple

adj
  • Pliant, flexible, easy to bend. 

  • Lithe and agile when moving and bending. 

  • Compliant; yielding to the will of others. 

verb
  • To make or become supple. 

  • To make compliant, submissive, or obedient. 

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