Bip39 Words. Now, at another level we use these getting and alter key bunch to create personal personal keys. Use the above mentioned create personal keys and chain code and go them to the above mentioned mentioned perform kchild = kpar + hash(Kpar, cpar, i) to make particular person keys. https://bookmarkbells.com/story19072370/bip39-wallet-https-linktr-ee-bip39-bip39-words-fundamentals-explained