Bip39 Wallet. Even though there are BIP39 wordlists in languages aside from English, it is strongly not advised to make use of non-English words for wallet backups. It would make restoring the wallet hard or not possible. No, there is no complex limit for the length of your passphrase. Nonetheless, https://bookmarkcitizen.com/story18755961/bip39-words-https-linktr-ee-bip39-getting-my-ian-coleman-bip39-to-work