makeshift vs potent

makeshift

adj
  • Made to work or suffice; improvised; substituted. 

noun
  • A temporary (usually insubstantial) substitution. 

potent

adj
  • Very powerful or effective. 

  • Able to procreate. 

  • Having a sharp or offensive taste. 

  • Possessing strength. 

  • Powerfully effective. 

noun
  • A heraldic fur formed by a regular tessellation of blue and white T shapes. 

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