On top of that, BIP39 defines the passphrase alternative, that provides a reasonable volume of additive safety in the event your seed phrase is stolen or if not unintentionally exposed. Having said that, it also adds some threat, so it is suggested for more experienced buyers. Using BIP44 with BIP32 https://bookmarkspiral.com/story18861939/top-guidelines-of-bip39-word-list-pdf