banana skin vs peril

banana skin

noun
  • A cause of difficulty, or potential embarrassment. 

  • The outer skin of a banana, especially once removed from the rest of the banana, which may be slippery if stepped on. 

peril

noun
  • An event which causes a loss, or the risk of a specific such event. 

  • A situation of serious and immediate danger. 

  • Something that causes, contains, or presents danger. 

verb
  • To cause to be in danger; to imperil; to risk. 

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