fruit vs leaf in Korean
열매vs잎

열매fruit
열매 is the fruit of a plant or tree, often with seeds inside. You can use it for things like apples, berries, or other plant fruit in nature. It is common when talking about trees, flowers, farms, and the outdoors.
When to use fruit
잎leaf
A leaf is the flat green part of a plant or tree. In Korean, 잎 means one leaf, and it is used when talking about plants, flowers, or trees. You can use this word to describe color, size, or movement of leaves in nature.
When to use leafHow they differ
잎 is a leaf, the flat green part of a plant. It is not the seed-bearing fruit part.