cheero vs pip pip

cheero

intj

  • A friendly greeting 

  • Synonym of cheerio 

  • Synonym of cheers 

pip pip

intj

  • A general greeting, mostly used by the upper classes. 

  • Used to create enthusiasm, mostly by the upper classes. 

  • Goodbye; cheerio, toodeloo (toodle-oo), toodle pip (mostly used by the upper classes). 

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