墙 墻 qiang2
variant of 牆|墙, wall

strokes 16
radical
土
土
strokes after radical 13
兄弟阋于墙，外御其侮 兄弟鬩於墻，外禦其侮 xiong1 di4 xi4 yu2 qiang2 - wai4 yu4 qi2 wu3
internal disunity dissolves at the threat of an invasion from outside (idiom)