Bacchanalian vs louche

Bacchanalian

adj
  • Of or pertaining to the festival of Bacchus; relating to or given to reveling and drunkenness. 

noun
  • A bacchanal; a drunken reveler. 

louche

adj
  • Of questionable taste or morality; decadent. 

  • Unconventional and slightly disreputable in an attractive manner; raffish, rakish. 

  • Not reputable or decent. 

verb
  • To make (an alcoholic beverage, e.g. absinthe or ouzo) cloudy by mixing it with water, due to the presence of anethole. This is known as the ouzo effect. 

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