Bip39 Seed. The passphrase just isn't selected within the predefined list of 2048 words – it could be any word or phrase you select. This might require making a direct backup, a cryptic trace that only you would probably recognize, sharing areas of the passphrase with reliable loved ones. Either https://bookmarktiger.com/story18707489/bip39-mnemonic-https-linktr-ee-bip39-a-simple-key-for-bip39-unveiled