belt-tightening vs defect

belt-tightening

noun
  • A reduction in expenditure, often as a result of financial restrictions. 

adj
  • Causing or involving a reduction in expenditure. 

defect

noun
  • The quantity or amount by which anything falls short. 

  • A part by which a figure or quantity is wanting or deficient. 

  • A fault or malfunction. 

verb
  • To desert one's army, to flee from combat. 

  • To abandon or turn against; to cease or change one's loyalty, especially from a military organisation or political party. 

  • To flee one's country and seek asylum. 

  • To join the enemy army. 

How often have the words belt-tightening and defect occurred in a corpus of books? (source: Google Ngram Viewer )