瀬せ戸と際ぎわ外がい交こうMeaningsNoun1. brinkmanship diplomacyKanji used瀬rapids戸door際edge外outside交mingleComposed of瀬せ戸と際ぎわbrink; verge; critical moment; crucial momentNoun外がい交こうdiplomacy; selling (e.g. door-to-door); canvassingNoun