窄 穴 + 乍 穴 Part xué cave 乍 Part zhà first time Appears in characters like: 穿 空 穷 空 窗 窝 窃 窜 突 窄 窟 窍 究 帘 帘 窦 窥 屄 窑 窖 穹 窘 窿 窒