Difference between sun and tree in Korean
해·나무

해sun
해 means the sun, the bright thing you see in the sky during the day. You use it when talking about daylight, weather, morning, or being outside. In daily life, people often use it in sentences like “the sun rises,” “the sun is bright,” or “the sun is strong.”

나무tree
A tree is a tall plant with a trunk, branches, and leaves. In Korean, 나무 means “tree,” and you use it when talking about trees in nature, parks, streets, or near a home. It is a very common word for everyday pictures and simple conversations.
The difference
해 is the sun in the sky. 나무 grows on the ground and has a trunk and leaves.