Here's one e.g. for the alt-txt: סַנְהֶדְרִין, סַנְהֶדְרֵי
frequently (also plural) (συνέδριον - synédrion) Sanhedrin, the supreme council of the Jews; ס' גדולה the Great Sanhedrin, consisting of seventy-one members; ס' קטנה the Small Sanhedrin, a judicial court of twenty-three.