fieldwork vs outpost

fieldwork

noun
  • A temporary fortification built by troops in the field; a defensive earthwork in the field. 

  • The collection of raw data in the field, field research, field study, field studies. 

  • Work done out in the fields as opposed to that done elsewhere on the farm (e.g., barn, house, outbuildings, office). 

  • Work done out in the real world rather than in controlled conditions 

outpost

noun
  • The body of troops manning such a post. 

  • A military post stationed at a distance from the main body of troops. 

  • An outlying settlement. 

  • A square protected by a pawn that is in or near the enemy's stronghold. 

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