bearberry vs idiot

bearberry

noun
  • Arbutus menziesii. 

  • Any of three dwarf shrubs of the genus Arctostaphylos, which principally grow in arctic and subarctic regions and bear edible berries. 

  • Arctostaphylos uva-ursi, the common bearberry. 

idiot

noun
  • A person of low general intelligence. 

  • A person who makes stupid decisions; a fool. 

adj
  • idiotic, stupid 

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