Bip39 Passphrase. A BIP39 mnemonic sentence can be a set of words (most commonly 12 or 24) that we are able to interact with a lot more successfully than other figures that aren't words (bits and numbers plus the like). BIP39's goal in introducing the use of mnemonic words is https://directoryfrenzy.com/listings12978972/bip39-words-https-linktr-ee-bip39-the-ultimate-guide-to-bip39-vs-slip39