verb (v)

• provide with fertilizers or add nutrients to(verb.change)

  Example:
  We should fertilize soil if we want to grow healthy plants.
  

  Synonym:
  feed, fertilise
  

  source: wordnet30
• make fertile or productive(verb.change)

  Example:
  The course fertilized her imagination.
  

  Synonym:
  fecundate, fertilise
  

  source: wordnet30
• introduce semen into (a female)(verb.body)

  Synonym:
  fecundate, fertilise, inseminate
  

  source: wordnet30
• To make fertile or enrich; to supply with nourishment for plants; to make fruitful or productive; as, to fertilize land, soil, ground, and meadows.(verb)

  source: webster1913