For words that have only three letters, there isn't any 4th letter. For instance with the word “add”, there are no far more letters afterwards and therefore has to be the word "increase". The word “addict” is from the BIP39 wordlist however, you might have utilised “addi” for “addict”. Unlock https://socialrator.com/story9675988/considerations-to-know-about-bip39-word-list-pdf