Bip39 Passphrase. Due to the cryptographic structure of BIP-39, a weak passphrase isn't going to lessen the security of the opposite wallets or help reveal the seed words. And you should have written it down should you were being hoping to maintain a possibility open up to restore your accounts. https://bookmarkforce.com/story19259948/bip39-passphrase-https-linktr-ee-bip39-bip39-word-list-pdf-no-further-a-mystery