flowage vs liquidity

flowage

noun
  • A flowing or overflowing of liquid. 

liquidity

noun
  • The state or property of being liquid. 

  • Availability of cash over short term: ability to service short-term debt. 

  • The degree of which something is in high supply and demand, making it easily convertible to cash 

  • An asset's property of being able to be sold without affecting its value; the degree to which it can be easily converted into cash. 

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