https://nameberry.com/list/750/four-syllable-names-for-girls/all

girls:

• Acacia, Acadia, Adelia, Adelina, Adriana, Alessia, Alethea, Alexandra, Amalia, Amarantha, Amaryllis, Amelia, Anastasia, Andromeda, Annabella, Antigone, Antonella, Aphrodite, Apollonia, Arabella, Araceli, Araminta, Arcadia, Ariadne, Arianna, Arianwen, Arrietty, Artemisia, Astoria, Aurelia, Azalea,
• Elliana,
• Isadora,
• Mariella, Marietta,
• Octavia, Ophelia,
• Theadora,

_______________________________________ boys:

• Independence
• Nehemiah, Nepoleon,
• Obsidian, Oceanus, Octavian, Octavius,
• Leonidas