mellowed vs seasoned

mellowed

adj
  • That has turned soft or tender by reason of ripeness. 

  • That has become mellow. 

seasoned

adj
  • Of a food, often a liquid: containing seasonings 

  • Experienced, especially in terms of a profession or a hobby 

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