Bip39 bitcoin https://www.demilked.com/author/gobnettlmz/ This is often why you should generate a backup of the seed phrase using metallic copyright wallet like Coinplate, which can be one hundred% stainless steel and BIP39 compatible. For words that have only 3 letters, there's no 4th letter. For example Along with the word “include”, https://get-social-now.com/story6207959/bip39-docs-not-known-details-about-bip39-word-list-txt-https-cutt-ly-uryc5rw7