What Is Z Seeded A BIP39 mnemonic sentence is a list of words (most commonly 12 or 24) that we can easily connect with a lot more efficiently than other characters that are not words (bits and quantities and the like). BIP39's function in introducing the use of mnemonic words https://meshbookmarks.com/story18579306/bip39-date-details-fiction-and-bip39-word-list