Synonyms of the word

louche

• adj. Of questionable taste or morality; decadent.
• adj. Not reputable or decent.
• adj. Unconventional and slightly disreputable in an attractive manner; raffish, rakish.
• v. (intransitive) Of alcoholic beverages, particularly anise-flavoured ones like absinthe and ouzo: to become…

disreputable

• adj. not respectable, lacking repute; discreditable.
• n. A person who is not reputable.

shady

• adj. Abounding in shades.
• adj. Causing shade.
• adj. Overspread with shade; sheltered from the glare of light or sultry heat.
• adj. (informal) Not trustworthy; disreputable.
• adj. (Britain, slang) Mean, cruel.