forestial vs timbered

forestial

adj
  • Of, like, or having to do with a forest. 

  • Relating to forestry (cultivating forests for harvest). 

timbered

adj
  • Wooded; bearing timber; forested. 

  • Made from timber, especially large or coarsely finished timber. 

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