From English-日本語 (にほんご) FreeDict+WikDict dictionary ver. 2022.11.18: cornerstone /kˈɔːnəstˌəʊn/ <n> 1. 礎 base stone 2. 礎石 ceremonial stone
cornerstone /kˈɔːnəstˌəʊn/ <n> 1. 礎 base stone 2. 礎石 ceremonial stone