indefinite vs unoriginal

indefinite

noun
  • A word or phrase that designates an unspecified or unidentified person or thing or group of persons or things. 

adj
  • Undecided or uncertain. 

  • Being an integral without specified limits. 

  • Vague or unclear. 

  • Designating an unspecified or unidentified person or thing or group of persons or things 

  • Without limit; forever, or until further notice; not definite. 

unoriginal

noun
  • A person or work that does not exhibit originality. 

adj
  • Not being the first or earliest version of something, not original. 

  • Lacking originality. 

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