Difference between Disreputable and Shady

DISREPUTABLE vs SHADY: ADJECTIVE

Lacking respectability, as in character, behavior, or appearance.
Lacking respectability in character or behavior or appearance
Not reputable; of bad repute; not in esteem; dishonorable; disgracing the reputation; tending to bring into disesteem.
Not respectable, lacking repute; discreditable

Filled with shade
Of questionable taste or morality
Of businesses and businessmen
Not as expected
Full of shade; shaded: : dark.
Of dubious character, morality, or legality; questionable.
(of businesses and businessmen) unscrupulous
Not trustworthy; Unfit to be seen or known.
Causing shade.
Abounding in shade or shades; overspread with shade; causing shade.
Sheltered from the glare of light or sultry heat.
Of or pertaining to shade or darkness
On the thither side of; as, on the shady side of fifty; that is, more than fifty.
To stay in concealment; also, to be reticent.
Abounding in shades.
Casting shade.

Abounding with or affording shade.
Sheltered from glare or sultry heat; shaded: as, a shady place.
Such as cannot bear the light; of doubtful honesty or morality: as, a shady transaction.
Quiet, dark, or concealed
Of questionable honesty or legality

Ill famed, Damaged, Unrespected, Squalid, Infamous, Unrespectable, Discredited, Seamy, Notorious, Sordid, Louche, Discreditable, Seedy, Shady, Sleazy

Untrusty, Umbrageous, Fly by night, Queer, Suspect, Shadowed, Funny, Suspicious, Louche, Shaded, Fishy, Untrustworthy, Questionable, Shadowy, Disreputable

Ill famed, Damaged, Unrespected, Squalid, Infamous, Unrespectable, Discredited, Seamy, Notorious, Sordid, Louche, Discreditable, Seedy, Shady, Sleazy

Untrusty, Umbrageous, Fly by night, Queer, Suspect, Shadowed, Funny, Suspicious, Louche, Shaded, Fishy, Untrustworthy, Questionable, Shadowy, Disreputable

Lady Mary Gets Shady on 'Downton Abbey' - FashionistaLady Mary Gets Shady on 'Downton Abbey'.
Near the end of the Shady Grove exit ramp, before you get to Shady Grove Rd, make a right onto Redland Blvd.
Shady avenue, for the Shady Avenue Presbyterian Congregation.
The Shady Canyon Trail is an incredibly scenic route along Shady Canyon Drive in southern Irvine.
Shady Grove students may become eligible upon paying an activity fee at the Shady Grove campus.
Judy grew up in the Shady Grove community of Timpson and attended Shady Grove Methodist Church.
She is shady, and Paul Hollywood is a little shady, too.
This is unacceptable, and indicitive of a shady company employing shady business practices.
Its shady, but then, Gulf State Toyota is a shady outfit.
It truly is a shady place for shady people.