detachment vs overtake

detachment

noun
  • The action of detaching; separation. 

  • 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. 

  • Absence of bias; impartiality; objectivity. 

  • Any smaller portion of a main body separately employed. 

overtake

noun
  • An act of overtaking; an overtaking maneuver. 

verb
  • To become greater than something else 

  • To occur unexpectedly; take by surprise; surprise and overcome; carry away 

  • To pass a slower moving object or entity (on the side closest to oncoming traffic). 

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