Bip39 Mnemonic Code Converter Tool. The passphrase just isn't selected within the predefined list of 2048 words – it could be any word or phrase you choose. What constitutes a "superior wallet" is one that has obvious, easy to access documentation on supported BIP expectations, derivation paths, and recovery processes. https://bookmarks-hit.com/story20035182/bip-39-https-linktr-ee-bip39-not-known-details-about-bip39-list