cooee vs psst

cooee

verb
  • To make such a call. 

noun
  • A short distance; hailing distance. 

  • A long, loud call used to attract attention when at a distance, mainly done in the Australian bush. 

intj
  • Used to attract someone's attention. 

psst

verb
  • To say psst, to get someone's attention or to communicate with them. 

intj
  • Implies that the speaker is sending secret or whispered information to another person. 

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