boater vs sculler

boater

noun
  • Someone who travels by boat. 

  • One who works on a boat, especially as captain. 

  • A straw hat, very stiff, with a flat brim and crown. 

sculler

noun
  • A boat rowed by one person with two sculls, or short oars. 

  • One who sculls; an athlete who participates in sculling races. 

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