detachment vs olio

detachment

noun
  • A permanent unit organized for special duties. 

  • Indifference to the concerns of others; disregard; nonchalance; aloofness. 

  • The state of being detached or disconnected; insulation. 

  • The separation of a military unit from the main body for a particular purpose or special mission. 

  • The unit so dispatched. 

  • The action of detaching; separation. 

  • Absence of bias; impartiality; objectivity. 

  • Any smaller portion of a main body separately employed. 

olio

noun
  • A collection of various musical, theatrical or other artistic works; a miscellany. 

  • A rich, thick, Spanish stew consisting of meat and vegetables. 

  • A medley or mixture; a hotchpotch. 

  • Vaudeville or similar miscellaneous musical or theatrical entertainment skits presented between the main acts of burlesque or minstrel shows. 

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