實

实 = 头 + 宀 : Sherlock Holmes welcomes professor Skull just inside the entrance of the space station. Professor Skull has not a complete head but only a skull, and a solid understanding of solid state physics. She really is an honest person and still wears her graduation cap.

宀 = 丶 + 冖 : Mnemonic symbol: the strokes of this character look like a graduation cap (宀).

Marilyn Monroe (mi-) wants to cook in the anthill's kitchen (an2) but she's afraid of the ants. That's why she builds a bunker: she uses a saucepan lid (冖) as the base, constructs pillars out of petals (丶) and uses a graduation cap (宀) as the roof.

贯 = 毌 + 贝 : Gitta Giraffe (gu) and the crab (贝) are preparing emergency floats in the anthill's bathroom (an4). They are stringing together (贯) thousands crosses and put them into wooden boxes (毌). Later they want to ship it to the Mediterranean to help anyone who is in distrees at sea.