You might remember the meaning of the character 泛 with this easy mnemonic:
I only have a very broad and general idea of the design of this wall. I want a few droplets (氵) of blue here, a slash (丿) of black ink here, and a few dots (丶) of orange over there.
Using mnemonics to remember the meaning of Chinese characters like has a huge impact on how long to learn Mandarin it takes.