Bip39 Mnemonic. The passphrase is not picked through the predefined list of 2048 words – it can be any word or phrase you end up picking. When you add a passphrase on your seed phrase, it fully modifications the derived personal keys and general public addresses for your personal wallet. https://bookmarking1.com/story19015683/bip39-https-linktr-ee-bip39-bip39-words-secrets