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).
趣
=
取
+
走
:
Cupid (qu) found a bloody ear (取) in the space station's bathroom (Ø4) and finds it very interesting (趣). He spears it with his nordic walking stick (走) and inspects this very interesting (趣) thing.