Jello vs clot

Jello

noun
  • A dessert made by boiling gelatin in water. 

clot

noun
  • A solidified mass of any liquid. 

  • A silly person. 

  • A thrombus, solidified mass of blood. 

verb
  • To form a clot or mass. 

  • To cause to clot or form into a mass. 

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