fruitful vs vegetal

fruitful

adj
  • Favourable to the growth of fruit or useful vegetation; not barren. 

  • Being productive in any sense; yielding benefits. 

vegetal

adj
  • Pertaining to vegetables or plants. 

  • Having a grassy, herbaceous taste. 

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