adumbrated vs constructive

adumbrated

adj
  • Foreshadowed. 

  • Depicted on a shield as an outline instead of a solid figure. 

  • Obscured. 

constructive

adj
  • Not direct or expressed, but inferred. 

  • Relating to or causing construction. 

  • Imputed by law; created to give legal effect to something for equitable reasons, as with constructive notice or a constructive trust. 

  • Carefully considered and meant to be helpful. 

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