pliant vs supple

pliant

adj
  • Capable of plying or bending; readily yielding to force or pressure without breaking 

  • Easily influenced; tractable. 

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 pliant and supple occurred in a corpus of books? (source: Google Ngram Viewer )