crossword vs paradox

crossword

noun
  • The grid of such a puzzle 

  • A word puzzle in which interlocking words are entered usually horizontally and vertically into a grid based on clues given for each word. 

paradox

noun
  • An unanswerable question or difficult puzzle, particularly one which leads to a deeper truth. 

  • A claim that two apparently contradictory ideas are true. 

  • The use of counterintuitive or contradictory statements (paradoxes) in speech or writing. 

  • An apparently self-contradictory statement, which can only be true if it is false, and vice versa. 

  • A state in which one is logically compelled to contradict oneself. 

  • A person or thing having contradictory properties. 

  • A counterintuitive conclusion or outcome. 

  • A thing involving contradictory yet interrelated elements that exist simultaneously and persist over time. 

  • The practice of giving instructions that are opposed to the therapist's actual intent, with the intention that the client will disobey or be unable to obey. 

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