lower vs run up

lower

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

  • 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 

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

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

  • older 

run up

verb
  • To rise; to swell; to grow; to increase. 

  • To approach (an event or point in time). 

  • To accumulate (a debt). 

  • To thrust up, as anything long and slender. 

  • To make something, usually an item of clothing, very quickly. 

  • To take to a destination or before an authority. 

  • Used other than figuratively or idiomatically: see run, up. 

  • Of a bowler, to run, or walk up to the bowling crease in order to bowl a ball. 

  • To bring (a flag) to the top of its flag pole. 

  • To run (towards someone or something); to hasten to a destination. 

  • To erect hastily, as a building. 

  • To string up; to hang. 

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