"cover" radical in Chinese characters (Kangxi radical 14), occurring in 軍|军[jun1], 冠[guan1] etc, known as 禿寶蓋|秃宝盖[tu1 bao3 gai4] or 平寶蓋|平宝盖[ping2 bao3 gai4]
Mnemonic symbol: 冖 shall be represented by a saucepan lid. Marilyn Monroe (mi-) wants to use the bathroom in the space station (Ø4), but the door is broken! She tries to cover herself with a saucepan lid (冖) instead.
卂
=
乁
+
十
:
Xu Xian (xu) invented a new theme park ride in the encampment's bathroom ((e)n4). He attached a cross (十) to a jetpack (卂) and has the cross secured by an anchor (乁) on a short chain. If he starts the jetpack the cross will rapidly fly (卂) in all directions, and whoever can say on the cross for ten seconds will win a price.