provision vs substantial

provision

noun
  • An item of goods or supplies, especially food, obtained for future use. 

  • A nomination by the pope to a benefice before it became vacant, depriving the patron of his right of presentation. 

  • A liability or contra account to recognise likely future adverse events associated with current transactions. 

  • The act of providing, or making previous preparation. 

  • Money set aside for a future event. 

  • Regular induction into a benefice, comprehending nomination, collation, and installation. 

  • A clause in a legal instrument, a law, etc., providing for a particular matter; stipulation; proviso. 

verb
  • To supply with provisions. 

  • To supply (a user) with an account, resources, etc. so that they can use a system. 

substantial

noun
  • Anything having substance; an essential part. 

adj
  • Most important; essential. 

  • Not imaginary; real; actual; true; veritable. 

  • Having a substance; actually existing. 

  • Corporeal; material; firm. 

  • Possessed of goods or an estate; moderately wealthy. 

  • Satisfying; having sufficient substance to be nourishing or filling. 

  • Large in size, quantity, or value; ample; significant. 

  • Having good substance; strong; stout; solid; firm. 

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