For words that only have three letters, there's no 4th letter. For instance with the word “include”, there isn't any additional letters afterwards and so should be the word "increase". The word “addict” is inside the BIP39 wordlist however , you would have employed “addi” for “addict”. Security: Any individual https://socialnetworkadsinfo.com/story20094698/the-basic-principles-of-bip39-passphrase-generator