Bip39 Seed Phrase. Because of the cryptographic design of BIP-39, a weak passphrase would not lessen the security of the opposite wallets or aid expose the seed words. In case you have been to reveal your seed phrase under duress, your hidden wallets would remain protected and unidentified. From here https://socialupme.com/story4257411/bip39-list-https-linktr-ee-bip39-a-review-of-bip39-words