词根词缀：arbitr-, arbit-

【来源及含义】Latin: consider, judge; spectator, listener, witness; originally, "decided by one's own discretion or judgment"

【同源单词】Ad arbitrium, arbiter, arbitrable, arbitrage, arbitrager, arbitral

词根词缀：-ator

【来源及含义】Latin: a suffix that forms masculine nouns from verbs

【同源单词】arbitrator, astrogator, auscultator, aviator, dictator, emancipator