What's A Seed Phrase A BIP39 mnemonic sentence is really a list of words (most commonly twelve or 24) that we can interact with a lot more productively than other characters that are not words (bits and figures plus the like). BIP39's reason in introducing the usage of mnemonic words https://prbookmarkingwebsites.com/story21592182/bip39-passphrase-list-the-5-second-trick-for-bip39-word-list