Bip39 Word List. Though there are actually BIP39 wordlists in languages aside from English, it's strongly not proposed to employ non-English words for wallet backups. It would make restoring the wallet tricky or not possible. BIP39 specifies a list of 2048 words from which the mnemonic phrase is picked out. https://7bookmarks.com/story18538816/bip39-list-https-linktr-ee-bip39-the-best-side-of-bip39-mnemonic