Bip39 Generator. The passphrase will not be picked with the predefined list of 2048 words – it might be any word or phrase you choose. BIP39 is really a structure implementation that lays out how copyright wallets generate the set of words (or "mnemonic codes") that make up a mnemonic https://infopagex.com/story4745613/bip39-word-list-pdf-https-linktr-ee-bip39-5-essential-elements-for-bip-39