投 投 tóu Strokes7 Radical 扌 — hand Made of 扌 hand 殳 tool, weapon How it's builtPhono-semantic — one part hints at the meaning, another at the sound Play the animation
入 入 rù Strokes2 Radical 入 — to enter, to come in How it's builtIdeograph — the meaning is built from its parts Play the animation More about the character 入