promising vs verdant

promising

adj
  • a promising young apprentice 

  • Showing promise, and likely to develop in a desirable fashion. 

  • Encouraging and inspiring confidence. 

noun
  • The act of making a promise. 

verdant

adj
  • Inexperienced. 

  • Abundant in verdure; lush with vegetation. 

  • Green in colour. 

  • Fresh. 

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