reflective vs unplanned

reflective

adj
  • Reciprocal. 

  • Involving reflection. 

  • That reveals or shows; revealing; indicative of. 

  • That reflects, or redirects back to the source. 

  • Pondering, especially thinking back on the past. 

unplanned

adj
  • unintentional; not intended 

  • spontaneous and not thought through in advance 

  • not having any structure or organization 

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