Although this tool employs the Formal BIP39 wordlist, You can't manually produce a cryptographically safe mnemonic phrase by selecting words at random from your list. A legitimate BIP39 phrase needs: But needless to say, the final barrier is you. Your seed phrase would be the learn vital to your crypto https://ok-social.com/story7482385/considerations-to-know-about-bip39-mnemonic-code