high tide vs high water

high tide

noun
  • The natural tide at its highest level for a particular tidal cycle at a certain place. 

  • Synonym of menstruation 

  • climax, culminating point or phase 

  • The time of day when the sea has risen to its highest level. 

high water

noun
  • The state of the tide when the water is at its highest. 

  • The highest stage of a river. 

  • The location of high tide on a coastal area. 

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