indifferently vs objectively

indifferently

adv
  • Without distinction; impartially, objectively. 

  • Tolerably; passably. 

  • Without great care; without sufficient attention or thought. 

objectively

adv
  • In an impartial, objective manner. 

  • Without question, without a doubt, definitely, indisputably, not meriting discussion or argument. 

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