hallo vs privet

hallo

verb
  • To cry "hallo" (to someone). 

  • To shout, or to call with a loud voice. 

  • To chase while shouting "hallo!" 

  • To shout (something). 

noun
  • The cry "hallo!" 

  • A shout of exultation. 

privet

noun
  • Any of various shrubs and small trees in the genus Ligustrum. 

intj
  • hello, hi 

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