headlight vs spotlight

headlight

noun
  • A bright light, with a lens and reflector, on the front of a motor vehicle (or originally a ship or train), designed to illuminate the road when driving at night; normally one of a pair. 

  • A woman's breast. 

  • A jewel; especially a diamond. 

  • Lysergic acid diethylamide (LSD). 

  • A woman's erect nipples, partially masked by clothing. 

spotlight

noun
  • A bright, directional light or lamp, especially one used to illuminate the focus or center of attention on a stage. 

  • The center of attention; the highlight or most important part. 

  • The circle of light shed by a spotlight. 

verb
  • To illuminate with a spotlight. 

  • Synonym of jacklight (“to use a spotlight in hunting animals”) 

  • To draw attention to. 

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