For words that have only three letters, there is absolutely no 4th letter. By way of example with the word “include”, there isn't any a lot more letters Later on and thus needs to be the word "incorporate". The word “addict” is during the BIP39 wordlist however, you would've made https://kingbookmark.com/story18972496/examine-this-report-on-bip39-mnemonic-phrase-tool