Official bip39 word list https://blogfreely.net/travenmdoq/create-your-own-distinct-bip39-mnemonic-expression-with-python-scripts While it uses BIP32 approach you'll be able to continue to import BIP39 seeds into Electrum wallet. Also in addition to BIp32 There may be BIP44 Edition which some wallet use for the generation of seeds. Some wallets can import numerous seed phrases and sev... https://bookmarknap.com/story11095455/bip39-passphrase-the-5-second-trick-for-bip39-compatible-wallet-https-dzen-ru-bip39-phrase-com