call time vs incidence

call time

noun
  • The expected time of arrival for participants in a performance event, e.g., a play or concert. 

verb
  • To announce the closing of a pub for the day. 

  • To end something. 

  • To call a timeout. 

  • To indicate that an activity, especially the taking of a test, is complete. 

incidence

noun
  • The extent or the relative frequency of something happening. 

  • The act of something happening; occurrence. 

  • The falling of a point on a line, or a line on a plane. 

  • The striking of radiation or a projectile upon a surface. 

  • The manner of falling; bearing or onus, as of a tax that falls unequally. 

  • A measure of the rate of new occurrence of a given medical condition in a population within a specified period of time. 

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