S: (n) appraiser, valuator (one who estimates officially the worth or value or quality of things)
S: (n) valuer (someone who assesses the monetary worth of possessions)
S: (n) arbiter, arbitrator, umpire (someone chosen to judge and decide a disputed issue) "the critic was considered to be an arbiter of modern literature"; "the arbitrator's authority derived from the consent of the disputants"; "an umpire was appointed to settle the tax case"
S: (n) third party (someone other than the principals who are involved in a transaction)
S: (n) critic (anyone who expresses a reasoned judgment of something)
S: (v) judge (determine the result of (a competition))
S: (v) evaluate, pass judgment, judge (form a critical opinion of) "I cannot judge some works of modern art"; "How do you evaluate this grant proposal?"; "We shouldn't pass judgment on other people"
S: (v) estimate, gauge, approximate, guess, judge (judge tentatively or form an estimate of (quantities or time)) "I estimate this chicken to weigh three pounds"
S: (v) pronounce, label, judge (pronounce judgment on) "They labeled him unfit to work here"
S: (v) judge, adjudicate, try (put on trial or hear a case and sit as the judge at the trial of) "The football star was tried for the murder of his wife"; "The judge tried both father and son in separate trials"