noneffective vs unsound

noneffective

adj

  • Not effective. 

  • Not able to assume active duty. 

noun

  • A member of the military who is unable to assume active duty. 

unsound

adj

  • Not good, unreliable. 

  • Not whole, not solid, defective. 

  • Infirm, diseased. 

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