沫

沫 = 末 + 氵 : Jehova's Witness (末) is taking a bath in the observatory's bathroom (o4) and Mahatma Gandhi (m) is adding a secret ingredient from a water bottle (氵) which causes the water to foam (沫) a lot. Jehova's Witness doesn't know though that the secret ingredient is Mahatma Gandhi's saliva (沫).

末 = 一 + 木 : Mnemonic symbol: a Jehovah’s Witness, because they think the end (末) is near.

Mahatma Gandhi (m) set up a giant flute (一) on a Christmas tree (木), trying to raise awareness for the Roof of the World in the observatory's bathroom (o4). He chose the flute and the tree as symbols for the sky and nature, but as Jehovah’s Witness (末) enters, she thinks it's the sky that has fallen down on our heads, and the end (末) of days is ultimately here.

氵 = ⺀ + ㇀ : Mnemonic symbol: a bottle of water. Sheldon Shrimp (shu) enjoys a bottle of water (氵) in the Eiffel Tower's living room (ei3). The got the water by scratching (㇀) a blossom (⺀) and catching the leaking dew in a bottle.