Start using a new email address and move your accounts over to the new email address. Never delete your Google account just make it irrelevant. If for some reas

Start using a new email address and move your accounts over to the new email address. Never delete your Google account just make it irrelevant. If for some reason you need to perform a password reset on an account you suddenly rediscovered after a few years of inactivity, your Gmail will still be there for you to perform the password reset and email address update.