For words that only have 3 letters, there isn't any 4th letter. One example is with the word “include”, there are no far more letters afterwards and thus must be the word "increase". The word “addict” is inside the BIP39 wordlist but you would've applied “addi” for “addict”. Meticulously review https://bookmarks4seo.com/story19021713/top-latest-five-bip39-words-urban-news