For words that have only three letters, there is not any 4th letter. One example is with the word “include”, there isn't any much more letters Later on and thus needs to be the word "incorporate". The word “addict” is in the BIP39 wordlist however you would've utilized “addi” for https://bookmarkinglog.com/story18800771/helping-the-others-realize-the-advantages-of-bip39-mnemonic-phrase-tool