Bip39 Seed. Even though there are actually BIP39 wordlists in languages besides English, it's strongly not encouraged to work with non-English words for wallet backups. It'd make restoring the wallet tough or unachievable. BIP44 defines a particular critical derivation route structure which allows for managing various accounts and coin varieties https://ledbookmark.com/story4569568/bip39-word-list-pdf-https-linktr-ee-bip39-a-review-of-bip39-generator