How to Delete WordPress Site Permanently
How to delete a site from WordPress.com?
Step by step process are as follows;
Step 1: Login in to your WordPress account
Step 2: Go to site’s settings page by click on My site(s) and then Settings
Step 3: Scroll to the bottom of the Settings page, and Select Delete Site and click on Delete Site button.
Step 4: If you have multiple websites, then be sure to confirm that the correct site address.
Step 5: Confirm the deletion. Enter the address of the site (shown in red) into the provided field, then click the Delete this Site button.
And the final step – once you click Delete this Site your site will be permanently deleted.