Q: Web site won't delete. I deleted my safari history and my webite data , and the site is still in my history. What can i do??

Tap Settings > Safari > Advanced > Edit then swipe down and tap:  Remove All Website Data

Restart your iPhone.

If that didn't help, tap the Safari icon the two small blue boxes bottom right side of the window. Tap the x top left corner to remove webpage manually.

If you don't want to leave a history trail, follow the instructions here >  Turn Private Browsing on or off on your iPhone, iPad, or iPod touch - Apple Support

Are you syncing it via iCloud with other devices?

Settings > iCloud > Safari

Clear your history on your other device(s)

You're welcome.