flexible vs precast

flexible

noun
  • Something that is flexible. 

adj
  • Capable or being adapted or molded in some way. 

  • Capable of being flexed or bent without breaking; able to be turned or twisted without breaking. 

  • Willing or prone to give way to the influence of others; not invincibly rigid or obstinate. 

precast

adj
  • Cast previously in another location. 

noun
  • Structural members made of concrete, ready for installation. 

verb
  • To cast in a location other than where to be installed. 

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