锐角

锐 = 兑 + 钅 : Rachel Rhinoceros (ru) works in a cash exchange booth (兑) in the Eiffel Tower's bathroom (ei4). Every day she is very acutely (锐) watching her customers as they count their money, always having an impressive golden harpoon (钅) at her side just to feel safe.

角 = ⺈ + 用 : Joan of Arc finds a hurt crane in a corner inside of the aorta. The crane hurt itself with a sharp horn earlier, which is now lying in another corner. Joan of Arc pulls out her first aid kit and administers first aid.

角 = ⺈ + 用 : Mnemonic symbol: a horn.

角 = ⺈ + 用 : Zeus is practising his theatre role just inside the elevator's kitchen: he's gonna play the dying swan. A crane flies by and sees him, thinking Zeus is really dying, and instantly starts administering first aid with a first aid kit he coincidentally carried around.