More than 50% 525 Errors - Need technical help

It should have to be something with SSL certificate at your host/origin and Cloudflare SSL options.

Here is a way to re-check if correctly setup the SSL with Cloudflare:

To troubleshoot more about SSL issues:

Helpful article about SSL settings available at Cloudflare:

May I ask have you tried looking into a possible solution on the below article?:

https://support.cloudflare.com/hc/en-us/articles/115003011431#525error

The website loads fine and correct at my end.
I see you are using WordPress too.

I am not familiar with this plugin and using Cloudflare with it. Kindly and patiently, wait for someone else’s reply who is more experienced with this combination.

May I ask have you tried contacting your hosting provider for any help?