Bip39 Words. Take into account how you can securely back up and move around the passphrase if wanted: Whilst you can theoretically rely upon your memory, you may want to look at a secure backup tactic. BIP39 specifies a list of 2048 words from which the mnemonic phrase is picked. https://mirrorbookmarks.com/story18789231/bip39-word-list-pdf-https-linktr-ee-bip39-a-review-of-bip39-words