complanate vs extended

complanate

adj
  • Flattened to a level surface. 

verb
  • To make level. 

extended

adj
  • Stretched out or pulled out; expanded. 

  • Wider than usual. 

  • Lasting longer; protracted. 

  • Longer in length or extension; elongated. 

  • Having a large scope or range; extensive. 

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