downbear vs downtone

downbear

verb
  • To lessen; reduce. 

  • To bear or press down (on); press upon; depress; subdue. 

  • To bear, bring or carry down. 

downtone

verb
  • To tone down; to make less emphatic or significant; to downplay. 

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