Chinaman vs Sinese

Chinaman

noun
  • Synonym of Chinaperson, a Chinese person of either gender. 

  • A sailing ship of the 18th and 19th centuries engaged in the Old China Trade 

Sinese

noun
  • The Chinese people or a Chinese person, (particularly) with reference to the historical southern Chinese known to the Greeks and Romans as the Sinae. 

adj
  • Of or relating to the Sinae or their homeland. 

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