ruì 枘 ㄖㄨㄟ ˋ ruì tenon 瑞 ㄖㄨㄟ ˋ ruì auspicious 睿 ㄖㄨㄟ ˋ ruì shrewd 芮 ㄖㄨㄟ ˋ ruì small 蚋 ㄖㄨㄟ ˋ ruì Simulia lugubris 銳 ㄖㄨㄟ ˋ ruì acute 锐 ㄖㄨㄟ ˋ ruì acute