However, there are several options that share similar origins or sound, or that might be considered feminine counterparts:
Similar Origins:
* Gusta - A shortened form of Gustav, often used as a nickname.
* Augusta - A Latin name meaning "majestic," similar to Gustav's meaning of "staff of the spear."
* Augustine - Another Latin name with a similar meaning to Augusta.
Similar Sound:
* Gwendolyn - A Welsh name meaning "white wave" or "fair brow."
* Guinevere - A name from Arthurian legend, meaning "white phantom."
* Galatea - A Greek name meaning "milk-white."
Other Options:
* Greta - A shortened form of Margaret, but with a similar sound to Gustav.
* Ava - A name of Germanic origin, meaning "bird."
Ultimately, the best feminine equivalent for Gustav will depend on your personal preferences and the desired meaning or sound.