JP, Justice, MC, alleviative, alleviator, anchorman, anodyne, arbiter, arbitrator, assuager, balm, bencher, calmative, chair, chairman, conciliator, coordinator, critic, cushion, dolorifuge, emcee, his honor, his lordship, his worship, impartial arbitrator, indicator, judge, justice, lenitive, magistrate, master of ceremonies, mediator, mitigator, modulator, mollifier, negotiator, pacificator, pacifier, palliative, peacemaker, president, presiding officer, referee, restraining hand, salve, sedative, shock absorber, soother, soothing syrup, stabilizer, temperer, third party, toastmaster, tranquilizer, umpire, unbiased observer, wiser head