Bip39. Because of the cryptographic design of BIP-39, a weak passphrase would not reduce the security of another wallets or assist reveal the seed words. What constitutes a "great wallet" is one which has distinct, very easy to access documentation on supported BIP criteria, derivation paths, and Restoration processes. This https://socialbraintech.com/story4342949/bip39-https-linktr-ee-bip39-getting-my-bip39-passphrase-to-work