Here are some options, depending on the context:
Closest Sounding:
* Juliette: This is the closest sounding French name, although the spelling is slightly different.
* Julie: A common French name that is somewhat similar in sound.
Meaningful Alternatives:
* Julienne: This name means "youthful" in French.
* Joline: This name is derived from "Juliet" and sounds similar to "Julissa".
Translation:
Since "Julissa" is likely a Spanish name, you could also try to translate the meaning of the name.
Important Note: The best way to choose a French name for someone named Julissa is to consider what sounds best and what meaning resonates most with the individual.