chill vs cool

chill

adj
  • Moderately cold or chilly. 

  • "Cool"; meeting a certain hip standard or garnering the approval of a certain peer group. 

  • Okay, not a problem. 

  • Unwelcoming; not cordial. 

  • Calm, relaxed, easygoing. 

verb
  • To "hang", hang out; to spend time with another person or group. 

  • To lower the temperature of something; to cool. 

  • To become hard by rapid cooling. 

  • To smoke marijuana. 

  • To discourage, depress. 

  • To become cold. 

  • To relax; to lie back. 

  • To harden a metal surface by sudden cooling. 

noun
  • A moderate, but uncomfortable and penetrating coldness. 

  • A sense of style; trendiness; savoir faire. 

  • An uncomfortable and numbing sense of fear, dread, anxiety, or alarm, often one that is sudden and usually accompanied by a trembling nerve response resembling the body's response to biting cold. 

  • A sudden penetrating sense of cold, especially one that causes a brief trembling nerve response through the body; the trembling response itself; often associated with illness: fevers and chills, or susceptibility to illness. 

  • Calmness; equanimity. 

  • The hardened part of a casting, such as the tread of a carriage wheel. 

  • An iron mould or portion of a mould, serving to cool rapidly, and so to harden, the surface of molten iron brought in contact with it.. 

  • A lack of warmth and cordiality; unfriendliness. 

cool

adj
  • Having a slightly low temperature; mildly or pleasantly cold. 

  • Of an action, all right; acceptable; that does not present a problem. 

  • Calmly audacious. 

  • Allowing or suggesting heat relief. 

  • Very interesting or exciting. 

  • (followed by with) Able to tolerate; to be fine with. 

  • Of a person, knowing what to do and how to behave; considered popular by others. 

  • (of an act or situation) annoying, irritating. 

  • (of a pair of people) holding no grudge against one another; having no beef. 

  • Of a person, not showing emotion; calm and in control of oneself. 

  • Applied facetiously to a sum of money, commonly as if to give emphasis to the largeness of the amount. 

  • In fashion and fancy, part of or befitting the most leading trends and habits of the in crowd; originally hipster slang. 

  • Of a color, in the range of violet to green. 

  • Unenthusiastic, lukewarm, skeptical. 

verb
  • To lose heat, to get colder. 

  • To make cooler, less warm. 

  • To make less intense, e.g. less amicable or passionate. 

  • To kill. 

  • To become less intense, e.g. less amicable or passionate. 

noun
  • A moderate or refreshing state of cold; moderate temperature of the air between hot and cold; coolness. 

  • A calm temperament. 

  • The property of being cool, popular or in fashion. 

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