For words that only have three letters, there isn't any 4th letter. For example with the word “incorporate”, there isn't any additional letters afterwards and thus must be the word "incorporate". The word “addict” is within the BIP39 wordlist however, you might have utilized “addi” for “addict”. When you are https://thekiwisocial.com/story4490006/considerations-to-know-about-bip39-seed-phrase-generator