inspiring vs promising

inspiring

adj

  • Providing inspiration; encouraging; stimulating. 

noun

  • inspiration 

promising

adj

  • Encouraging and inspiring confidence. 

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

  • a promising young apprentice 

noun

  • The act of making a promise. 

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