harbor vs nurture

harbor

verb
  • To hold or persistently entertain in one's thoughts or mind. 

  • To take refuge or shelter in a protected expanse of water. 

  • To drive (a hunted stag) to covert. 

  • To provide a harbor or safe place for. 

noun
  • A sheltered expanse of water, adjacent to land, in which ships may anchor or dock, especially for loading and unloading. 

  • Any place of shelter. 

  • A mixing box for materials. 

  • A harbor, even if it is a little harbor, is a good thing, since adventurers come into it as well as go out, and the life in it grows strong, because it takes something from the world, and has something to give in return - Sarah Orne Jewett 

nurture

verb
  • To encourage, especially the growth or development of something. 

  • To nourish or nurse. 

noun
  • That which nourishes; food; diet. 

  • The act of nourishing or nursing; tender care 

  • The environmental influences that contribute to the development of an individual (as opposed to "nature"). 

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