accountancy vs valuation

accountancy

noun
  • The function of compiling and providing financial information primarily by reports referred to as financial statements, including bookkeeping, systems design, analysis and interpretation of accounting information. 

  • A company or organisation that performs such a function. 

valuation

noun
  • The process of estimating the value of a financial asset or liability. 

  • An assignment of truth values to propositional variables, with a corresponding assignment of truth values to all propositional formulas with those variables (obtained through the recursive application of truth-valued functions corresponding to the logical connectives making up those formulas). 

  • A measure of size or multiplicity. 

  • A map from the class of open sets of a topological space to the set of positive real numbers including infinity. 

  • A structure, and the corresponding assignment of a truth value to each sentence in the language for that structure. 

  • An estimation of something's worth. 

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