栓（shuan）
Name meaning
栓 (shuan) means bottle stopper, plug or (gun) bolt.
Practical naming use
Use 栓 (shuan) when the name should suggest bottle stopper, plug. Keep the full two-character name natural, readable and balanced for everyday use.
Pairing guide
Pair 栓 (shuan) with characters such as 安 (An) for a steadier frame, 文 (Wen) for a cultured register, 清 (Qing) for clarity or 宁 (Ning) for calm. Let the second character clarify the intended register rather than doubling an already strong image.