For words that have only 3 letters, there's no 4th letter. For example with the word “increase”, there aren't any much more letters Later on and therefore must be the word "incorporate". The word “addict” is inside the BIP39 wordlist but you would have used “addi” for “addict”. Safety: Anybody https://socialmediatotal.com/story4097631/5-simple-techniques-for-bip39-seed-phrase