2. Group words: arms, elbows, caring for each other, touching the heart, internal organs, chest, wrist, neck, becoming angry from embarrassment, fat intestines, broad-minded and fat body, obedience, abdomen, skin, friends, tomorrow, muscles, petty, clothing, and importune.
3. The words beside the moon are related to time, moon and body. The left or bottom of Chinese characters indicates things related to people or human organs (including animals), and the right side mostly indicates time and weather.