Bip39 standard https://pixabay.com/users/51089543/ While it uses BIP32 method you may still import BIP39 seeds into Electrum wallet. Also besides BIp32 there is BIP44 Variation which some wallet use for the generation of seeds. The BIP39 word list is actually a set of two,048 meticulously chosen words accustomed to make mnemonic https://www.demilked.com/author/gobnettlmz/