Bip39 Mnemonic Generator. Whilst there are BIP39 wordlists in languages besides English, it's strongly not recommended to use non-English words for wallet backups. It would make restoring the wallet difficult or impossible. No, there isn't a technical limit for the duration of your respective passphrase. On the other hand, for https://bookmarkindexing.com/story18571173/bip39-wallets-https-linktr-ee-bip39-a-review-of-bip39-words