The council won its bid to have Teffo struck of the roll of legal practitioners. He was facing 22 complaints from as far back as 2015 ranging from assault, intimidation, fraud and corruption.
A defence witness will testify that slain soccer star Senzo Meyiwa was unhappy in his relationship with girlfriend singer Kelly Khumalo and this led to him having a sexual relationship with her sister Zandi.
The Legal Practice Council on Friday said it does not take pleasure when legal practitioners are struck off the roll, but highlighted the importance of protecting the law from officials who do not act in line with the rules.