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

협력cooperation; collaboration; working together 협조cooperation; help; support 타협compromise; meeting halfway 타협안compromise; compromise proposal 타협점a point of compromise 협동cooperation; joining forces; collaboration 협동심cooperative spirit; team spirit; teamwork 협동적being cooperative; being collaborative 협동적cooperative; collaborative 협동조합cooperative association

상품product; goods 상가shopping complex; shopping mall 상가shopping street; shopping district 상업commerce; trade 상점store; shop 상품성commercial value 상품화commercialization 수집상dealer 신상품new product 지하상가underground shopping center