波蕩

波 = 氵 + 皮 : Before entering observatory every visitor has to take off their shoes, so there are a lot of leather shoes (皮) in front of the observatory (o1). Beelzebub (b) cannot miss the opportunity to make a huge wave (波) by pouring his water bottle (氵) and to flush away all the shoes.

波 = 氵 + 皮 : Before entering observatory every visitor has to take off their shoes, so there are a lot of leather shoes (皮) in front of the observatory (o1). Beelzebub (b) cannot miss the opportunity to make a huge wave (波) by pouring his water bottle (氵) and to flush away all the shoes.

荡 = 艹 + 汤 : Don Quixote (d) messed up his artificial lawn (艹) with soup (汤) in the anglepod's bathroom (ang4). After washing (荡) and shaking (荡) the lawn he checks with an oscilloscope (荡) to see if there are still soup particles left on the lawn.