Synonyms to umpire

arbiter, JP, Justice, amateur, arbiter elegantiarum, arbiter of taste, arbitrator, authority, bencher, bon vivant, cognoscente, collector, connaisseur, connoisseur, critic, dilettante, epicure, epicurean, expert, good judge, gourmand, gourmet, his honor, his lordship, his worship, impartial arbitrator, indicator, judge, justice, magistrate, maven, moderator, referee, refined palate, third party, unbiased observer, virtuoso, arbitrate, act between, adjudge, adjudicate, appease, bargain, go between, hear, hold court, hold the scales, intercede, intermediate, interpose, intervene, make terms, mediate, meet halfway, moderate, negotiate, officiate, placate, represent, sit in judgment, soothe, step in, treat with, try, broker, connection, contact, go-between, interagent, intermediary, intermedium, internuncio, interpleader, mediator, medium, middleman, negotiant, negotiator, unbias