onsen vs resort

onsen

noun
  • A Japanese-style resort hotel at a natural hot spring, offering on-site bathing. 

  • A (Japanese) hot spring. 

resort

noun
  • A place where people go for recreation, especially one with facilities such as lodgings, entertainment, and a relaxing environment. 

  • Recourse, refuge (something or someone turned to for safety). 

  • An act of sorting again. 

verb
  • To repeat a sorting process; sort again. 

  • To fall back; to revert. 

  • To have recourse (to), now especially from necessity or frustration. 

  • To make one's way, go (to). 

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