cello vs fiddlestick

cello

noun
  • A large unfretted stringed instrument of the violin family with four strings tuned (lowest to highest) C-G-D-A and an endpin to support its weight, usually played with a bow. 

  • cellophane 

fiddlestick

noun
  • A bow used to play the fiddle. 

  • One of a pair of sticks, similar to drumsticks, used by a second player to percuss the strings of a fiddle while the main player plays via bow. 

  • A whit; a jot. 

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