可貴

可 = 丁 + 口 : Karl Marx (k) is challenging his abilities (可) in the elevator's living room (e3). He tries to force a nail (丁) into a mandarin (口), just by using his head. On top of that he tries to do so one thousand times, in order to create a bed of nails (mnemonic symbol for 可).

可 = 丁 + 口 : Alternative mnemonic symbol: kebab, from the pronunciation "ke". Karl Marx (k) is preparing a kebab (mnemonic symbol for 可) in the elevator's living room (e3). He also skewers mandarins (口) on the long steel nails (丁) and will only allow (可) his guests to eat the rest of the kebab if they eat their mandarins first.

贵 = 中 + 一 + 贝 : Mnemonic symbol: a treasure chest. Gitta Giraffe (gu) and the crab (贝) found a treasure chest (贵) in the Eiffel Tower's bathroom (ei4). Inside of the chest they found a very precious dart board (中) and flutes (一) made out of gold; they mistake the flutes for darts and play a game of darts throwing the flutes at the very expensive (贵) dart board.