construction vs degeneration

construction

noun
  • The meaning or interpretation of a text, action etc.; the way something is viewed by an observer or onlooker. 

  • The process of constructing. 

  • The trade of building structures. 

  • Anything that has been constructed. 

  • A geometric figure of arcs and line segments that is drawable with a straightedge and compass. 

  • A group of words arranged to form a meaningful phrase. 

  • A (usually non-representational) structure, such as a collage etc. 

  • A building, model or some other structure. 

  • The manner in which something is built. 

  • The act or result of construing the meaning of something. 

degeneration

noun
  • The process or state of growing worse, or the state of having become worse. 

  • That condition of a tissue or an organ in which its vitality has become either diminished or perverted; a substitution of a lower for a higher form of structure. 

  • Gradual deterioration, from natural causes, of any class of animals or plants or any particular organ or organs; hereditary degradation of type. 

  • A thing that has degenerated. 

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