diadem vs might

diadem

noun
  • Regal power; sovereignty; empire—considered as symbolized by the crown. 

  • A crown. 

  • An ornamental headband worn as a badge of royalty. 

  • An arch rising from the rim of a crown (rarely also of a coronet), and uniting with others over its centre. 

verb
  • To adorn with a diadem; to crown. 

might

noun
  • Power, strength, force or influence held by a person or group. 

  • The ability to do something. 

  • Physical strength or force. 

verb
  • simple past tense of may Used to indicate permission in past tense. 

  • Used to indicate conditional or possible actions. 

  • Even though. 

  • Used in polite requests for permission 

  • Used to indicate a desired past action that was not done. 

  • simple past tense of may Used to indicate possibility in past tense. 

  • Used to express certainty. 

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