indifferently vs uninterestedly

indifferently

adv
  • Without great care; without sufficient attention or thought. 

  • Without distinction; impartially, objectively. 

  • Tolerably; passably. 

uninterestedly

adv
  • In an uninterested way. 

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