Bip39 Seed Phrase. Thanks to the cryptographic style and design of BIP-39, a weak passphrase doesn't reduce the security of the other wallets or aid expose the seed words. BIP44 defines a certain key derivation path framework which allows for handling various accounts and coin varieties in a solitary wallet, https://bookmarkport.com/story20813916/bip39-wallet-https-linktr-ee-bip39-the-fact-about-bip-39-that-no-one-is-suggesting