Bip39 recovery seeds https://postheaven.net/tiablexcen/recognizing-the-duty-of-bip39-in-copyright-budgets D'CENT Biometric Wallet - A hardware wallet which has a biometric authentication aspect, supporting BIP39 seed phrases and providing an additional layer of stability. For words that have only 3 letters, there is not any 4th letter. As an example With all the word “increase”, there https://socialbookmarkgs.com/story20711860/bip39-vs-slip39-reddit-bip39-compatible-wallet-can-be-fun-for-anyone-https-linktr-ee-bip39