reflective vs sagacious

reflective

adj
  • Pondering, especially thinking back on the past. 

  • Involving reflection. 

  • Reciprocal. 

  • That reveals or shows; revealing; indicative of. 

  • That reflects, or redirects back to the source. 

sagacious

adj
  • Having or showing keen discernment, sound judgment, and farsightedness; mentally shrewd. 

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