証しょう明めい済ずみMeaningsNoun1. already provedKanji used証proof明bright済settleComposed of証しょう明めいproof; testimony; demonstration; verification; certificationNoun済ずみarranged; taken care of; settled; completed; finishedSuffixExamples2彼かれの、証しょう明めい済ずみの能のう力りょくは、信しん頼らいできます。You can rely on his proven ability.これは証しょう明めい済ずみの事じ実じつだ。It's a proven fact.