to exchange / to change (clothes etc) / to substitute / to switch / to convert (currency)
换
=
奂
+
扌
:
Helga Horse (hu) received two new toy claws (扌) and tests them in the anthill's bathroom (an4). To test whether they are the same, she repeatedly exchanges (换) them and weighs them in her hands. She then makes both tips of the claws touch and quietly whispers "excellent" (奂).
(classifier used before a noun that has no specific classifier) / (bound form) individual
个
=
丨
+
人
:
Mnemonic symbol: Neanderthal Man (人). Neanderthal Man (人) needs to use the elevator's bathroom (e4) but it's occupied by Guy Fawkes (g), and there's only space for one individual (个). Impatiently Neanderthal Man knocks on the door using his dinosaur bone (丨).
儿
=
丿
+
乚
:
Mnemonic symbol: "son" (儿) sounds similar to "Sun" like in "Sun Wu Kong", so it's gonna be represented by the monkey king. Albert Einstein (Ø-) and Sun Wu Kong (儿) are fighting in the space station's kitchen (-Ø2). Their weapons: Albert Einstein has a shovel (乚), and Sun Wu Kong has a banana (丿).