Bip39 vs bip44 https://felixkkjt585.theglensecret.com/bip39-word-checklist-generator-crafting-your-own-special-seed-phrase D'CENT Biometric Wallet - A hardware wallet with a biometric authentication element, supporting BIP39 seed phrases and providing an added layer of security. For words that only have 3 letters, there's no 4th letter. One example is While using the word “add”, there... https://checkbookmarks.com/story5465566/bip39-encoding-about-bip39-2048-words-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw