petrified vs precast

petrified

adj
  • Extremely afraid. 

  • Having undergone the process of petrification (transformation into a stony substance). 

precast

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

adj
  • Cast previously in another location. 

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

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