Bip39 word list json https://unsplash.com/@morganvmyg Though it makes use of BIP32 method you could even now import BIP39 seeds into Electrum wallet. Also aside from BIp32 There's BIP44 Variation which some wallet use with the technology of seeds. For words that only have 3 letters, there isn't a 4th letter. https://linkingbookmark.com/story20682967/bip39-php-the-definitive-guide-to-bip39-converter-https-t-me-bip39-chat