Grackles are a type of blackbird that is commonly found throughout North America. If you're looking for synonyms for the word "grackles", you might consider using the term "common grackle" or "purple grackle". Other terms that can be used interchangeably with "grackles" include "crow blackbird", "jackdaw", and "great-tailed grackle". No matter what term you use, these birds are known for their iridescent feathers and loud, chattering calls. They are often found foraging for food in large flocks, and can be seen in a variety of different habitats, including urban areas, farmland, and marshes.