lascar vs shipmate

lascar

noun
  • A sailor from India or Southeast Asia, especially as serving on a European ship. 

  • Any of various nymphalid butterflies of the Asian genera Pantoporia and Lasippa. 

  • A tent-pitcher; also a type of artilleryman. 

shipmate

noun
  • A fellow sailor serving on the same ship as another. 

  • Any sailor (when used as a form of address by a sailor). 

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