The storyChinese · derived from寧武 /宁武English todayNing-wuThe Wade–Giles romanization of the Mandarin pronunciation of Chinese 寧武 /宁武 (Níngwǔ), a clipping of 寧武關 /宁武关 (Níngwǔguān, “Pacified Military Pass”).Etymology from Wiktionary, CC BY-SA 4.0.