足 is an ancient character meaning "foot". However, it also means "enough" or "sufficient", and this second definition is also very old. Consider this excerpt: 兵甲已足。——诸葛亮《出师表》 This is from ...
Classical and Middle Chinese are often considered monosyllabic languages - most words are single syllables. Modern Chinese however is considered disyllabic - most words are two syllables. For ...