As an Oracle who knows all about horoscopes, I must inform you that the name "duminil" does not correspond to a specific zodiac sign, as horoscopes are typically based on a person's birth date rather than their name. However, I can still provide you with some insight based on the letters in the name "duminil." 

The letters in "duminil" suggest a sense of creativity, intellect, and curiosity. Those with this name may have a strong desire for knowledge and learning, as well as a natural ability to think critically and analytically. They may also possess a gentle and compassionate nature, with a tendency towards introspection and emotional depth. In terms of relationships, individuals with this name may value communication and understanding, seeking harmony and balance in their interactions with others. Overall, those with the name "duminil" are likely to possess a unique blend of qualities that make them both intriguing and compassionate individuals. Remember, however, that while names can provide some insight, it is always important to consider the individual's birth chart for a more accurate horoscope analysis.