To make known(something discreditable.
discreditable conduct, methods, tactics, etc
his marks were not at all discreditable.
She had been suspended from her job for discreditable behaviour.
Bit by bit, she extracted from him discreditable history.
It is sad and discreditable, but some of the Philanthropists often become weary of well-doing.
They felt as though they had done something discreditable and unclean.
The ugliest things were being said of Beaufort's dastardly manoeuvre, and his failure promised to be one of the most discreditable in the history of Wall Street.