For words that only have three letters, there's no 4th letter. For example with the word “increase”, there aren't any a lot more letters afterwards and so should be the word "add". The word “addict” is during the BIP39 wordlist however, you might have utilised “addi” for “addict”. You could https://socialwebleads.com/story4603919/examine-this-report-on-bip39-passphrase