Bip39 Words. Though you'll find BIP39 wordlists in languages in addition to English, it is strongly not recommended to work with non-English words for wallet backups. It would make restoring the wallet challenging or unattainable. BIP39 specifies a list of 2048 words from which the mnemonic phrase is decided on. https://linkedbookmarker.com/story5022113/bip39-words-https-linktr-ee-bip39-bip39-wallet-fundamentals-explained