dwindling vs low water

dwindling

noun
  • A gradual reduction to nothing. 

adj
  • declining; growing less 

low water

noun
  • The temporary situation of having little money. 

  • The lowest stage of a river. 

  • The location of low tide in a coastal area. 

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