lower vs upcast

lower

adj
  • bottom; more towards the bottom than the middle of an object 

  • Situated on lower ground, nearer a coast, or more southerly. 

  • older 

verb
  • To decrease in value, amount, etc. 

  • To reduce operations to single machine instructions, as part of compilation of a program. 

  • To reduce the degree, intensity, strength, etc., of 

  • To bring down; to humble 

  • (lower oneself) To humble oneself; to do something one considers to be beneath one's dignity. 

  • To let descend by its own weight, as something suspended; to let down 

  • To reduce the height of 

  • To depress as to direction 

  • to pull down 

  • To reduce (something) in value, amount, etc. 

  • To make less elevated 

  • To fall; to sink; to grow less; to diminish; to decrease 

upcast

adj
  • Cast up; thrown upward. 

noun
  • A cast; a throw. 

  • A taunt; a reproach. 

  • A cast from subtype to supertype. 

  • An upset, as from a carriage. 

  • The ventilating shaft of a mine out of which the air passes after having circulated through the mine. 

  • A message transmitted via upcasting. 

  • A current of air passed along such a shaft. 

verb
  • To taunt; to reproach; to upbraid. 

  • To cast from subtype to supertype. 

  • To broadcast a message or data to aircraft or satellites, especially via radio waves; as opposed to uplinking to a specific satellite or aircraft 

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