Bip39 Checksum. Even though there are actually BIP39 wordlists in languages in addition to English, it is actually strongly not suggested to implement non-English words for wallet backups. It'd make restoring the wallet difficult or impossible. Without a passphrase, your resources are only as safe as your seed phrase. By https://bookmarkpath.com/story18617810/bip39-passphrase-https-linktr-ee-bip39-top-latest-five-bip39-generator-urban-news