Bip39 Ian Coleman. Generally Check out if hardware wallet producer explicitly mention the ability to restore wallet from another compatible wallet (BIP39/BIP44) during the documentation. For words that only have three letters, there isn't any 4th letter. Such as With all the word “incorporate”, there are no more letters Later https://bentdirectory.com/listings13056730/bip39-mnemonic-https-linktr-ee-bip39-not-known-details-about-bip39-passphrase-generator