Shady
Part of speech: adjective
Definition: Abounding in shades. Causing shade. Overspread with shade; sheltered from the glare of light or sultry heat. Not trustworthy; Unfit to be seen or known.
Example sentence: A shady business never yields a sunny life.
Louche
Part of speech: adjective
Definition: of questionable taste or morality; decadentnot reputable or decent
Part of speech: verb
Definition: To become cloudy when mixed with water, due to the presence of anethole. This is known as the ouzo effect.