unoriginal vs weakling

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. 

weakling

noun
  • A person of weak character, lacking in courage and/or moral strength. 

  • A person of weak or even sickly physical constitution 

adj
  • weak, either physically, morally or mentally 

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