Bip39 Dictionary. Thanks to the cryptographic layout of BIP-39, a weak passphrase would not lessen the protection of the opposite wallets or help reveal the seed words. Entropy is a complicated feature. Your mnemonic can be insecure if this aspect is employed improperly. Read through extra Security against seed phrase https://sociallweb.com/story4508690/bip-39-https-linktr-ee-bip39-5-simple-statements-about-bip39-mnemonic-explained