For words that only have three letters, there is no 4th letter. As an example with the word “add”, there aren't any additional letters Later on and so must be the word "insert". The word “addict” is during the BIP39 wordlist but you might have employed “addi” for “addict”. gravity https://ragingbookmarks.com/story19605609/detailed-notes-on-copyright-wallet-seed-phrase-out-of-bip39