For words that have only three letters, there isn't any 4th letter. By way of example with the word “include”, there aren't any a lot more letters afterwards and thus need to be the word "insert". The word “addict” is inside the BIP39 wordlist however, you might have utilized “addi” https://doctorbookmark.com/story18854981/top-latest-five-bip39-words-urban-news