headstrong vs submissive

headstrong

adj

  • Determined to do as one pleases, and not as others want. 

submissive

adj

  • Meekly obedient or passive. 

noun

  • One who submits. 

  • One who submits to a dominant partner in BDSM practices. 

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