Bip39 vocabulary https://www.plurk.com/p/3hf2syltjx Though it utilizes BIP32 technique you'll be able to still import BIP39 seeds into Electrum wallet. Also besides BIp32 There's BIP44 Model which some wallet use for the era of seeds. BIP39 solves this through the use of human-readable seed phrases made up of normal language words. https://canvas.instructure.com/eportfolios/3396498/ricardooxtv236/bip39-generator-online-the-very-best-tools-for-secure-pocketbook-development