belt-tightening vs parsimonious

belt-tightening

adj
  • Causing or involving a reduction in expenditure. 

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

parsimonious

adj
  • Exhibiting parsimony; sparing in the expenditure of money; frugal to excess. 

  • Not conceding many goals. 

  • Using a minimal number of assumptions, steps, or conjectures. 

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