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: No one has been buried at Mill Road Cemetery in Cambridge, England, for many years, and so the place has a shady, overgrown magic about it.
Disreputable
Part of speech: adjective
Definition: not respectable, lacking repute; discreditable