destructive vs insalutary

destructive

adj
  • Causing destruction; damaging. 

  • Causing breakdown or disassembly. 

  • Lossy; causing irreversible change. 

insalutary

adj
  • Not tending to safety; productive of evil. 

  • Not salutary or wholesome; bad for health. 

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