canal vs inlet

canal

noun
  • A tubular channel within the body. 

  • An artificial waterway or artificially improved river used for travel, shipping, or irrigation. 

  • One of the faint, hazy markings resembling straight lines on early telescopic images of the surface of Mars. 

verb
  • To dig an artificial waterway in or to (a place), especially for drainage 

  • To travel along a canal by boat 

inlet

noun
  • A passage that leads into a cavity. 

  • A body of water let into a coast, such as a bay, cove, fjord or estuary. 

verb
  • To let in; admit. 

  • To carve the wooden stock of a firearm so as to position the metal components in it. 

  • To insert; inlay. 

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