decided vs vacillating

decided

adj

  • Clear; unmistakable. 

  • Determined; resolute. 

noun

  • A voter etc. who has reached their decision. 

vacillating

adj

  • Liable to vacillate. 

noun

  • Vacillation. 

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