boule vs nodule

boule

noun
  • A round piece of dough. 

  • A single-crystal ingot produced by synthetic means. 

  • A round loaf of bread. 

  • A through-sawn log with the slices restacked in the order and orientation they originally had in the log, usually with waney edges. 

  • A council of citizens in Ancient Greece 

  • One of the bowls used in the French game of boules. 

verb
  • To shape (a piece of dough) into a ball. 

nodule

noun
  • A rounded mass or irregular shape; a little knot or lump. 

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