How to delete hidden purchases on iphone

About unhiding apps on your iPhone, iPad, or iPod touch

You can't unhide an app on your iPhone, iPad, or iPod touch, but you can redownload an app. You don't have to buy the app again.

1. Open the App Store app.
2. Tap the account button  or your photo at the top of the screen.
3. Tap your name or Apple ID. You might be asked to sign in with your Apple ID.
4. 
5. Scroll down and tap Hidden Purchases.
6. 
7. Find the app that you want, then tap the download button .

Then...

https://appleinsider.com/articles/20/09/25/how-to-delete-or-hide-apps-in-ios-14