provident vs unthrifty

provident

adj
  • Providing (for someone’s needs). 

  • Possessing, exercising, or demonstrating great care and consideration for the future. 

  • Showing care in the use of something (especially money or provisions), so as to avoid wasting it. 

unthrifty

adj
  • Not thrifty: wasteful, extravagant; unproductive. 

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