nebulously vs unclearly

nebulously

adv
  • Vaguely, without clear purpose or specific intention. 

  • As if viewed through a cloud or haze. 

  • In a manner like that of a cloud or haze. 

unclearly

adv
  • In an unclear manner. 

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