to rise / to flourish / to become popular / to start / to encourage / to get up / (often used in the negative) to permit or allow (dialect) / maybe (dialect)
兴
=
⺍
+
一
+
八
:
Mnemonic symbol from the shape of the character: a sea star. Xi shi (xi) and a sea star (⺍) have a strong desire (兴) to smoke catnip (⺍) through a flute (一), so they hide in the engine's bathroom ((e)ng4) to crush the catnip with an eight-ball (八) and smoke it. Shortly afterwards they relax and loose all their excitement (兴) and interest in anything (兴).
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).
同
=
冂
+
𠮛
:
Tommy Turtle (tu) is stapling (冂) a magical scroll (𠮛) to the wall of the engine's kitchen ((e)ng2). On it he wrote that he's looking for two twins (mnemonic symbol for 同).