Closest sounding:
* Stacy: This is the closest in pronunciation and is often used.
* Stéphanie: This is a common French name that sounds similar, but isn't an exact match.
Other Options:
* Stécy: This is a less common but possible spelling to make it closer to the English pronunciation.
Choosing the Best Option:
* Formal context: Use "Stacy" or "Stéphanie"
* Informal context: You could use "Stécy" for a more playful feel.
Ultimately, the best option depends on the context and your preference!