shallow vs windrow

shallow

noun
  • A shallow portion of an otherwise deep body of water. 

  • A costermonger's barrow. 

  • A fish, the rudd. 

verb
  • To make or become less deep. 

adj
  • Not steep; close to horizontal. 

  • Not far forward, close to the net. 

  • Having little depth; significantly less deep than wide. 

  • Not intellectually deep; not penetrating deeply; simple; not wise or knowing. 

  • Concerned mainly with superficial matters. 

  • Extending not far downward. 

  • Lacking interest or substance. 

windrow

noun
  • A similar streak of seaweed etc on the surface of the sea formed by Langmuir circulation. 

  • The green border of a field, dug up in order to carry the earth onto other land to improve it. 

  • A line of snow left behind by the edge of a snowplow’s blade. 

  • A ridge or berm at a perimeter 

  • A long snowbank along the side of a road. 

  • A line of leaves etc heaped up by the wind. 

  • A line of gravel left behind by the edge of a grader’s blade. 

  • A row of cut grain or hay allowed to dry in a field. 

verb
  • To arrange (e.g. new-made hay) in lines or windrows. 

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