If you are looking for an English equivalent for a name that sounds similar, you might consider:
* Elsa: This is a popular Scandinavian name with a similar sound.
* Falsie: This is a slang term for a fake eyelash.
* Falson: This is a possible but uncommon English surname.
It's important to remember that choosing a name is a personal decision. If you have a specific reason for wanting an English name that sounds similar to "Falsa," consider what meaning and significance you want the name to have.