渐快

渐 = 斩 + 氵 : Joan of Arc (ji) didn't dispose of her empty water bottles (氵) for a long time. Instead, she just hoarded them in the anthill's bathroom (an4). Today she wants to get rid of the bottles: step by step (渐), little by little (渐) she cuts them down using a lawn mower (斩).

快 = 夬 + 忄 : Karl Koala made the mistake to have asked the crystal ball in the airplane's bathroom about his future. After he has seen his fate he quickly and angrily destroys the crystal ball with a flail.