Bip39 Mnemonic. Because of the cryptographic style and design of BIP-39, a weak passphrase would not reduce the safety of another wallets or enable expose the seed words. What constitutes a "fantastic wallet" is one which has clear, straightforward to access documentation on supported BIP expectations, derivation paths, and recovery https://pr7bookmark.com/story19021530/bip39-words-https-linktr-ee-bip39-about-ian-coleman-bip39