ligneous vs woody

ligneous

adj
  • Of, or resembling wood; woody. 

  • Containing lignin or xylem. 

woody

adj
  • Made of wood, or having wood-like properties. 

  • Lignified. 

  • Covered in woods; wooded. 

  • Non-herbaceous. 

noun
  • A compact wooden climbing wall used for board climbing. 

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