Silence is acquiescence) is a 1990 Indian Tamil-language legal thriller film written by S. N. Swamy, directed by K. Madhu and produced by Kovai Chezhiyan.

The plot revolves around the wrongful conviction of Sundaram, a businessman, and the efforts taken by his lawyer Raja to find the truth.

Mounam Sammadham was the first Tamil film of Malayalam actor Mammootty.

[6] Lyrics for the dubbed Telugu version Lawyer The Great were written by Rajasri.

[7][8] N. Krishnaswamy of The Indian Express praised the film for the cast performances (particularly Mammootty), Ilaiyaraaja's music, the cinematography and Shivaji's comedy.