Zheng state during the Warring States period / surname Zheng / abbr. for 鄭州|郑州[Zheng4 zhou1]
郑
=
关
+
阝
:
James II of England (zh) and Zheng He (郑) agreed to build a pipeline (郑) connecting their nations, but it runs through the engine's bathroom ((e)ng4). The emperor (阝) is very annoyed by the pipeline and every time he visits the bathroom he'll push its off button (关).
mountain pass / to close; to shut; to turn off / to confine; to lock (sb) up; to shut (sb in a room, a bird in a cage etc) / to concern; to involve
关
=
丷
+
天
:
A mean crocodile (丷) is chasing Gitta Giraffe (gu) in front of the anthill (an1). It almost caught up, when an angel (天) appears and pushes its off button (mnemonic symbol for 关) to save Gitta Giraffe.
掷
=
扌
+
郑
:
James II of England (zh) is battling Zheng He (郑) in the space station's bathroom (Ø4). Because they're so civilized they do not battle with weapons, but by throwing (掷) dice using toy claws (扌).
court music and vulgar music (i.e. 雅樂|雅乐[ya3 yue4], music of the court, and 鄭聲|郑声[Zheng4 sheng1], music of the state of Zheng, which was regarded as lewd)
Zheng coding / original Chinese character coding based on component shapes, created by Zheng Yili 鄭易里|郑易里[Zheng4 Yi4 li3], underlying most stroke-based Chinese input methods / also called common coding 字根通用碼|字根通用码[zi4 gen1 tong1 yong4 ma3]