快 快 kuài Strokes7 Radical 忄 — heart Made of 忄 heart 夬 decisive, certain How it's builtIdeograph — the meaning is built from its parts Play the animation
活 活 huó Strokes9 Radical 氵 — water Made of 氵 water 舌 tongue How it's builtPhono-semantic — one part hints at the meaning, another at the sound Play the animation