재생resurrection 재시험re-test 재작년the year before last year 재활용recycling 재활용품recyclable item 비일비재frequent occurrence; being commonplace 재가remarriage 재개resumption 재개발redevelopment 재건rebuilding

정확accuracy 확보securing; obtaining; reserve 확신belief; conviction; confidence 확인check; affirmation; confirmation; verification 부정확inaccuracy; incorrectness 불확실being uncertain; being unsure 확고부동firmness; solidity; determination 확답definite answer; clear answer 확률probability; chance 확립establishment; building; forging

확인check; affirmation; confirmation; verification 인식recognition; awareness 인정recognition; acknowledgment 확인서confirmation; certificate 검인정government certification 공인authorization; official recognition 공인public approval 묵인connivance; tacitly tolerating 미확인being unconfirmed 부인denial