Bip39 Github. The passphrase is just not picked from the predefined list of 2048 words – it could be any word or phrase you decide on. When you incorporate a passphrase to your seed phrase, it fully changes the derived private keys and community addresses to your wallet. In essence, https://social4geek.com/story4351220/bip39-word-list-https-linktr-ee-bip39-bip39-words-secrets