Bip39 Seed. Because of the cryptographic style and design of BIP-39, a weak passphrase would not lessen the safety of the opposite wallets or assist reveal the seed words. It is additionally discouraged to produce words directly from imagined and make use of a safe cryptographic function to do so. https://bookmarknap.com/story9008767/bip39-wallets-https-linktr-ee-bip39-an-unbiased-view-of-bip-39