impertinent vs ungenteel

impertinent

adj

  • insolent, ill-mannered. 

  • irrelevant, useless. 

noun

  • An impertinent individual. 

ungenteel

adj

  • Not genteel; coarse and ill-mannered. 

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