Bip39 Seed Phrase. The passphrase is just not chosen from the predefined list of 2048 words – it might be any word or phrase you decide on. What constitutes a "great wallet" is one which has very clear, easy to entry documentation on supported BIP requirements, derivation paths, and Restoration https://networkbookmarks.com/story18989285/bip39-https-linktr-ee-bip39-not-known-facts-about-bip39