Vache is a French word that translates to "cow" in English. However, there are various synonyms that can be used to refer to a cow depending on the context and purpose. In agriculture, a cow can be referred to as a dairy animal, beef cattle, or a milch cow. In literature, the term bovine can be used to describe cows in a more abstract sense, while in colloquial language, cows may be called bossy, mooers, or heifers. Additionally, in scientific fields or professional settings, cows may be referred to by their specific breed names, such as Angus, Holstein, or Jersey. Overall, while "vache" may be the preferred term in French, there are many synonyms that can be employed to refer to cows in English.