澄
=
氵
+
登
:
Charlie Chaplin (ch) finds a stack of water bottles (氵) in the engine's kitchen ((e)ng2). The water in the bottles is exceptionally clear (澄). He even climbs (登) to the top of the stack to verify that the water in these bottles is very clear too.
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.