Every time a checksum is invalid, warn the consumer that the phrase will not be one thing generated by your application, and check with if they wish to use it in any case. By doing this, your app only must maintain the wordlists for your supported languages, however, you can http://edgargvkh682.theburnward.com/from-mnemonics-to-security-understanding-bip39-passphrases-and-their-importance-in-copyright