insalutary vs malevolent

insalutary

adj
  • Not tending to safety; productive of evil. 

  • Not salutary or wholesome; bad for health. 

malevolent

adj
  • Having an evil or harmful influence. 

  • Having or displaying ill will; wishing harm on others. 

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