Spinus tristis, also known as the American goldfinch, is a vibrant and colorful bird that is commonly found in North America. If you're looking for synonyms for this particular species, some of the popular ones include the Eastern goldfinch, wild canary, and thistle bird. These synonyms are often used interchangeably with the Spinus tristis depending on the region and the context of the conversation. Other species of goldfinches such as the lesser goldfinch and European goldfinch may also be referred to by some as a variant of Spinus tristis due to their similar physical appearance. Regardless of the name you use, the Spinus tristis remains a beautiful and beloved bird in the eyes of many nature enthusiasts.