For words that have only 3 letters, there's no 4th letter. For instance with the word “add”, there isn't any a lot more letters afterwards and so need to be the word "include". The word “addict” is during the BIP39 wordlist however, you might have made use of “addi” for https://bookmarkworm.com/story18765315/examine-this-report-on-bip39-passphrase