For words that have only 3 letters, there isn't any 4th letter. For instance with the word “incorporate”, there isn't any additional letters Later on and therefore has to be the word "insert". The word “addict” is within the BIP39 wordlist but you would've applied “addi” for “addict”. Acquiring 1 https://mysocialguides.com/story4440084/the-fact-about-valid-bip39-seed-phrase-that-no-one-is-suggesting