Tshakhuma came from behind to inflict a thirteenth defeat upon a weakened Ezenkosi, who look doomed to play as amateurs next season following Thembisani Nevhulamba's ninth campaign strike, which puts his side in second position.
Free State Stars and Royal Eagles settled for a share of the spoils at Sturrock Park.
With respected coach Milton Dlamini back in the Eagles hotseat and fielding numerous energetic new signings, it came as no surprise to see him doing well against his former club.
Uthongathi were overtaken by TTM on Tuesday afternoon after goalless draw with JDR Stars.
Both the Cane Cutters and the Hammer Boys dropped vital points at the Randburg Rugby Club, where Stars missed a second-half penalty and were also desperately unhappy after the assistant referee disallowed a goal.
This result means Uthongathi drop to third spot.