Fitches, also known as vetch or tare, are a type of legume commonly used for forage and as a cover crop. In addition to fitches, there are several other synonyms for this plant, including bitter vetch, tares, field peas, cow peas, and chickling vetch. These synonyms may vary depending on the region and the specific variety of the plant. Fitches and their synonyms are known for their ability to fix nitrogen in the soil, which can improve soil fertility and reduce the need for synthetic fertilizers. They are also an important food source for livestock and can be used for human consumption in some parts of the world.