hatch vs mull

hatch

noun
  • A bedstead. 

  • A group of birds that emerged from eggs at a specified time. 

  • A trapdoor. 

  • An opening into, or in search of, a mine. 

  • The act of hatching. 

  • A gullet. 

  • A birth, the birth records (in the newspaper). 

  • A floodgate; a sluice gate. 

  • An opening through the deck of a ship or submarine 

  • A horizontal door in a floor or ceiling. 

  • Development; disclosure; discovery. 

  • A small door in large mechanical structures and vehicles such as aircraft and spacecraft often provided for access for maintenance. 

  • A frame or weir in a river, for catching fish. 

  • An opening in a wall at window height for the purpose of serving food or other items. A pass through. 

  • The phenomenon, lasting 1–2 days, of large clouds of mayflies appearing in one location to mate, having reached maturity. 

verb
  • To shade an area of (a drawing, diagram, etc.) with fine parallel lines, or with lines which cross each other (cross-hatch). 

  • To devise. 

  • To emerge from an egg. 

  • To break open when a young animal emerges from it. 

  • To close with a hatch or hatches. 

  • To incubate eggs; to cause to hatch. 

mull

noun
  • A promontory. 

  • An inferior kind of madder prepared from the smaller roots or the peelings and refuse of the larger. 

  • A stew of meat, broth, milk, butter, vegetables, and seasonings, thickened with soda crackers. 

  • dirt; rubbish 

  • A thin, soft muslin. 

  • A snuffbox made of the small end of a horn. 

  • The gauze used in bookbinding to adhere a text block to a book's cover. 

  • Marijuana that has been chopped to prepare it for smoking. 

verb
  • To chop marijuana so that it becomes a smokable form. 

  • To dull or stupefy. 

  • To powder; to pulverize. 

  • To heat and spice something, such as wine. 

  • To work (over) mentally; to cogitate; to ruminate. 

  • To join two or more individual windows at mullions. 

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