Pinyin final: "ao4"

召 = 刀 + 口 : Mnemonic symbol: an intercom to call everyone together. James II of England (zh) prepares a few mandarins (口) for everyone in the aorta's bathroom (ao4) by cutting them with a cleaver (刀). As he is finished he calls everyone together (召) over the intercom (召) to come over and fetch a piece.

灶 = 土 + 火 : Zorro (z) sets up a new kitchen stove (灶) in the aorta (ao4) by building up a ring of dirt (土) and starting a fire (火) in the center.

灶 = 土 + 火 : Zorro (z) sets up a new kitchen stove (灶) in the aorta (ao4) by building up a ring of dirt (土) and starting a fire (火) in the center.

肖 = ⺌ + 月 : The aloe vera on the moon resembles the rose on the little prince's planet. Thus I'll represent this character by the little prince.

In the aorta's bathroom, the little prince misses his asteroid and his rose so much. To comfort him, Marie Curie gives him a moon and an aloe vera to remind him of home.

哨 = 口 + 肖 : The little prince (肖) took a part time job working as a sentry (哨) for Sherlock Holmes (sh). In the aortas's bathroom (ao4) he whistles (哨), thereby giving the secret signal to Sherlock. Sherlock answers by holding up a mandarin (口), which is the secret signal of acknowledgement.

俏 = 亻 + 肖 : Rosa Luxemburg and the Queen of Hearts meet the little prince in the aorta's bathroom, and they are overwhelmed by his charm. They just can't stop to adore his golden hair and overall cuteness, much to the little prince's frustration.

赵 = 乂 + 走 : James II of England (zh) uses a pair of pliers (乂) to cut the walking sticks (走) of any Tom, Dick or Harry (张王李赵) who is walking through the aorta's bathroom (ao4).

校 = 交 + 木 : In the aorta's bathroom, Marie Curie and Linus Pauling find their Christmas presents of a lifetime under a Christmas tree. They are given the gift of being able to go to school so that they can become accomplished scientists.

庙 = 广 + 由 : Marilyn Monroe (mi) is about to skydive. With her parachute (广) already on her back she visits the shrine (庙) in the aorta's bathroom (ao4) and donates a Cubra Libre (由) to put the god of skydiving in a good mood.

较 = 交 + 车 : In the aorta's bathroom, Joan of Arc and Linus Pauling are comparing their cabriolets.

皂 = 白 + 七 : Zorro (z) is fighting for the public good in the aorta's bathroom (ao4). Anyone who's stinky or black (皂) with dirt is forced under the shower, threatened by Zorro and his seven-branched laser sword (七). They will wave with a white flag (白) and readily take his soap (皂).

觉 = 小 + 冖 + 见 : There have been reports of illegal sleepovers in Angkor Wat's bathroom, so Joan of Arc wants to get to the bottom of it. She plans to film the intruders with a surveillance camera, but at the same time she may not be discovered, so she hides under a cooking top which is in turn covered up with daisies. However her attempt at filming the sleepovers fail: as the night comes, she falls asleep herself in her hideout.