Bip39 Dictionary. Because of the cryptographic style of BIP-39, a weak passphrase doesn't reduce the safety of another wallets or enable expose the seed words. What constitutes a "very good wallet" is one which has clear, very easy to access documentation on supported BIP expectations, derivation paths, and recovery processes. https://socialrator.com/story9745987/ian-coleman-bip39-https-linktr-ee-bip39-bip39-wallet-can-be-fun-for-anyone