rumor vs scuttlebutt

rumor

noun
  • A statement or claim of questionable accuracy, from no known reliable source, usually spread by word of mouth. 

  • Information or misinformation of the kind contained in such claims. 

verb
  • To tell a rumor about; to gossip. 

scuttlebutt

noun
  • Gossip, rumour, idle chatter. 

  • A keg of drinking water with a hole cut in it, on board ship. 

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