Bip39 docs https://www.giantbomb.com/profile/blathayqvn/ BIP85: A more moderen proposal allowing for the deterministic derivation of a number of BIP39 mnemonic seeds from a grasp seed. It's easy — if you don't be worried about copyright inheritance, no person else will — not your program or components wallet vendors, not your exchanges, https://gatherbookmarks.com/story21401590/bip39-word-list-bip39-compatible-wallet-an-overview-https-x-com-tundra838554 
