lower vs smile

lower

verb
  • To bring down; to humble 

  • 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 

  • (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 

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

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

  • older 

smile

verb
  • To be propitious or favourable; to countenance. 

  • To have (a smile) on one's face. 

  • To express by smiling. 

  • To express amusement, pleasure, or love and kindness. 

  • To look cheerful and joyous; to have an appearance suited to excite joy. 

noun
  • Favour; propitious regard. 

  • A facial expression comprised by flexing the muscles of both ends of one's mouth, often showing the front teeth, without vocalisation, and in humans is a common involuntary or voluntary expression of happiness, pleasure, amusement, goodwill, or anxiety. 

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