If something is semiparasitic, it gets some of its food from another living thing, but it can also make its own food.
The word semiparasitic makes people think of plants and how they get their food.
Examples:
The semiparasitic plant gets some food from the tree, but it also makes its own food.
The semiparasitic plant is not like the other plants.
The semiparasitic plant is green and small.
The semiparasitic plant is like a little thief, taking some food from the tree.
The semiparasitic plant is like a tiny vampire, sucking a little bit of food from the tree.
The semiparasitic plant is like a little brother, getting some food from the tree but also making its own food.