Bip39. The passphrase is not really chosen with the predefined list of 2048 words – it could be any word or phrase you select. What constitutes a "fantastic wallet" is one which has distinct, very easy to access documentation on supported BIP expectations, derivation paths, and Restoration procedures. This allows https://bookmarkfox.com/story4461836/bip39-words-https-linktr-ee-bip39-about-ian-coleman-bip39