When it comes to identifying subtle differences, people often use the phrase "makes a fine distinction." However, this phrase can become repetitive if overused. Therefore, it's helpful to know some synonyms for the phrase. Words such as differentiate, discriminate, and distinguish all convey the idea of making a nuanced separation. Other options include pinpoint, analyze, and categorize. Each of these words implies a level of careful consideration that goes beyond simply recognizing a difference. Using a variety of synonyms for "makes a fine distinction" can help keep your writing fresh and engaging.