cheerio vs skol

cheerio

intj
  • Hello; a greeting. 

  • Goodbye, an interjection said upon parting. 

noun
  • A small saveloy often consumed with tomato sauce at parties. 

skol

intj
  • A drinking-toast; cheers. 

verb
  • To down (a drink). 

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