There are many possibilites. The most common are probably Kuffār and Kāfirūn. But do they mean the same?
I offer my content for free because I don't like paywalls.
I truly believe that the Internet should not be limited in any way. Visiting a website should not depend on how rich someone is, but solely on his or her interests.
If you like my content and want to support this site, please disable ("whitelist") my site.
I appreciate it.