louche

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.

“Certain anise-flavored drinks have developed a mystique based on the exotic appearance of louching.”

Of questionable taste or morality; decadent.

Not reputable or decent.

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