交 交 jiāo Strokes6 Radical 亠 — lid, cover Made of 六 six 乂 to govern How it's builtIdeograph — the meaning is built from its parts Play the animation
通 通 tōng Strokes10 Radical 辶 — to walk Made of 辶 to walk 甬 path How it's builtPhono-semantic — one part hints at the meaning, another at the sound Play the animation