hornet vs ladybug

hornet

noun
  • A large wasp, of the genus Vespa, having a brown-and-yellow-striped body and the ability to inflict a serious sting. 

  • A person who pesters with petty but ceaseless attacks. 

ladybug

noun
  • Synonym of ladybird. 

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