For words that have only three letters, there is no 4th letter. For example with the word “add”, there isn't any additional letters Later on and therefore must be the word "incorporate". The word “addict” is inside the BIP39 wordlist but you would've utilised “addi” for “addict”. - Lưu trữ http://mariobrpx591.cavandoragh.org/creating-your-copyright-safeguard-exactly-how-to-utilize-the-ian-coleman-bip39-generator-for-secure-budgets