What is another word for "drumhead"?

Roget's Thesaurus (1911) lists these synonyms for "drumhead": administrative, and, appeal, appellate, arbitration, assize, bar, barmote, bench, board, box, bureau, burghmote, cloth, common, council, county, court, court-baron, court-leet, die, district, divan, dock, durbar, error, eyre, forum, green, guild, hall, house, hustings, inquisition, judgment, judicatory, judicial, jury, justice, law.