call off vs organize

call off

verb
  • To telephone in one's notice of a day's absence from work. 

  • To recall; to cancel or call a halt to. 

organize

verb
  • To arrange in working order. 

  • To furnish with organs; to give an organic structure to; to endow with capacity for the functions of life 

  • To constitute in parts, each having a special function, act, office, or relation; to systematize. 

  • To sing in parts. 

  • To band together into a group or union that can bargain and act collectively; to unionize. 

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