石 石 shí Strokes5 Radical 石 — stone, rock, mineral Made of 厂 cliff 口 mouth How it's builtIdeograph — the meaning is built from its parts Play the animation More about the character 石
头 头 tóu Strokes5 Radical 大 — big, great, vast, high, deep Made of ⺀ ice 大 big, great, vast, high, deep How it's builtPhono-semantic — one part hints at the meaning, another at the sound Play the animation