Bip39 Ios Wallet As blockchain is decentralized, irreversible and anonymous, it’s almost impossible to freeze accounts or rollback transactions. You should make sure to enable Restoration from mnemonic phrases that have invalid checksums (or that you don't have the wordlist) Generation of many of the seed phrase words is simple: https://social-galaxy.com/story4055521/seed-phrase-example-considerations-to-know-about-seed-phrase-generator