Bip39 Generator. Despite the fact that you can find BIP39 wordlists in languages besides English, it's strongly not proposed to work with non-English words for wallet backups. It might make restoring the wallet complicated or extremely hard. No, there isn't a technological limit on the size of the passphrase. Even https://hylistings.com/story20496205/bip39-wallets-https-linktr-ee-bip39-bip39-words-an-overview