I'm sorry, but it appears that "brossier" is not a common first name associated with any specific horoscope or zodiac sign. However, I can offer you a general analysis based on the letters of the name "brossier." 

Looking at the letters in the name "brossier," we can break it down and see that it contains the letters B, R, O, S, I, and E. Each of these letters can be associated with different traits and characteristics. 

The letter B symbolizes practicality and stability, suggesting that individuals with this letter in their name are reliable and dependable. The letter R is often linked with passion and assertiveness, indicating that individuals with this letter are likely to be strong-willed and determined. The letter O is associated with creativity and adaptability, suggesting that individuals with this letter are able to think outside the box and adjust to different situations. The letter S is linked with sensitivity and intuition, indicating that individuals with this letter are likely to be in tune with their emotions and surroundings. The letter I is associated with independence and intellect, suggesting that individuals with this letter are likely to be analytical and logical. Lastly, the letter E is often linked with empathy and compassion, indicating that individuals with this letter are likely to be caring and understanding.

Overall, individuals with the name "brossier" may possess a unique blend of practicality, passion, creativity, sensitivity, independence, and empathy. They may excel in areas that require adaptability, creativity, and emotional intelligence.