Bip39 Words. The passphrase just isn't picked from your predefined list of 2048 words – it could be any word or phrase you decide on. BIP39 is really a structure implementation that lays out how copyright wallets build the list of words (or "mnemonic codes") that make up a mnemonic https://pr6bookmark.com/story18936590/bip39-passphrase-https-linktr-ee-bip39-5-essential-elements-for-bip-39