Bip39 Standard. The password may be written down together with the mnemonic phrase, but It will be more practical to keep in mind it, to ensure a really two-variable Restoration method could possibly be reached: for unblocking Bitcoins, you may need “what you have” plus “what you recognize”. Indeed, BIP39 https://thekiwisocial.com/story5126942/bip39-word-list-https-linktr-ee-bip39-a-review-of-bip39-word-list-pdf