machinal vs mechanized

machinal

adj
  • In the manner or style of a machine. 

  • Of, or pertaining to machines. 

mechanized

adj
  • Equipped with machinery. 

  • Equipped with armoured motor vehicles; compare motorized (“equipped with unarmoured vehicles”). 

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