大兴

big; large; great / older (than another person) / eldest (as in 大姐[da4 jie3]) / greatly; freely; fully / (dialect) father / (dialect) uncle (father's brother)

大 = 一 + 人 : The big (大), huge (大) robot (mnemonic symbol for 大) is working out in the ashram's bathroom (a4). He's lifting a flute (一) to which Don Quixote (d) and Neanderthal man (人) are clinging.

兴

興

xi̅ng = xi + (e)ng1

surname Xing

兴

興

xi̅ng = xi + (e)ng1

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

興

xìng = xi + (e)ng4

feeling or desire to do sth / interest in sth / excitement

兴 = 小 + 一 + 八 : I would say this one looks definitely like a hedgehog, but since there's already a character for hedgehog, let's call this one a sea star.

兴 = 小 + 一 + 八 : Marie Curie found a sea star attached to a big eight ball in the engine's bathroom. As she is a curious and interested scientist, she wants to investigate the sea star, so she pokes it with a flute and tries to tickle it with a daisy.