Bip39 Seed Phrase. The passphrase just isn't picked with the predefined list of 2048 words – it may be any word or phrase you select. What constitutes a "superior wallet" is one which has very clear, easy to access documentation on supported BIP requirements, derivation paths, and recovery procedures. This https://bookmarkusers.com/story18961866/bip39-words-https-linktr-ee-bip39-a-review-of-bip39-word-list-pdf