determination vs fluctuation

determination

noun
  • The act of determining, or the state of being determined. 

  • The act of determining the relations of an object, such as genus and species; the referring of minerals, plants, or animals, to the species to which they belong; classification 

  • The act of defining a concept or notion by giving its essential constituents. 

  • A flow, rush, or tendency to a particular part 

  • The state of decision; a judicial decision, or ending of controversy. 

  • The addition of a distinguishing feature to a concept or notion, thus limiting its extent. 

  • Bringing to an end; termination; limit. 

  • The act, process, or result of any accurate measurement, as of length, volume, weight, intensity, etc. 

  • Direction or tendency to a certain end; impulsion. 

  • The quality of mind which reaches definite conclusions; decision of character; resoluteness. 

  • That which is determined upon; result of deliberation; purpose; conclusion formed; fixed resolution. 

fluctuation

noun
  • A wavering; unsteadiness. 

  • In medicine, a wave-like motion or undulation of a fluid in a natural or abnormal cavity (e.g. pus in an abscess), which is felt during palpation or percussion. 

  • A motion like that of waves; a moving in this and that direction. 

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