| xuán | black/mysterious |
| 玄 | black mysterious |
| 玄之又玄 | mystery within a mystery the mysteries of the Dao according to Laozi 老子 |
| 玄乎 | unreliable incredible |
| 玄关 | entrance hall front door porch |
| 玄参 | [Botany] a figwort |
| 玄圃 | mythical fairyland on Kunlun Mountain 崑崙|昆仑 |
| 玄土 | [Geology] wacke |
| 玄奘 | Xuanzang (602-664) Tang dynasty Buddhist monk and translator, who traveled to India 629-645 |
| 玄奥 | abstruse profound mystery the mysteries of the universe |
| 玄妙 | mysterious profound abstruse |
| 玄孙 | great-great-grandson |
| 玄学 | Wei and Jin philosophical school amalgamating Daoist and Confucian ideals translation of metaphysics (also translated 形而上學|形而上学) |
| 玄想 | fancy; imagination |
| 玄机 | profound theory (in Daoism and Buddhism) mysterious principles |
| 玄武 | Black Tortoise (the seven mansions of the north sky) (in Daoism) God of the north sky |
| 玄武区 | Xuanwu (Black tortoise) district of Nanjing City 南京市 in Jiangsu 江蘇|江苏 |
| 玄武岩 | basalt (geology) lava |
| 玄武质熔岩 | basalt also written 玄熔岩 |
| 玄武门之变 | Xuanwu gate coup of June 626 in early Tang, in which Li Shimin 李世民 killed his brothers, seized the throne from his father as Emperor Taizong 唐太宗 |
| 玄狐 | silver or black fox (Vulpes alopex argentatus) |