Bip39 Passphrase. The seed phrase can be transformed to some amount which happens to be applied as being the seed integer to the deterministic wallet that generates many of the key pairs Utilized in the wallet. BIP32 and BIP44 are related standards that have paved how for other wallet attributes, https://directoryserp.com/listings13070492/bip39-word-list-https-linktr-ee-bip39-a-simple-key-for-bip39-github-unveiled