The experiment with different formats for GreekLinguistics.com and Greek-Language.com ended as of today (July 22, 2019).
Traffic to Greek-Language.com has steadily increased, but the version of the site at GreekLinguistics.com has not performed nearly as well.
I deleted all content from GreekLinguistics.com at 4:25 pm today, and set up the domain to redirect to Greek-Language.com. The redirect will take effect later today when Domain Name Servers around the world have updated to reflect the change.
Until that update has taken place, you will see the following message if you try to access GreekLinguistics.com today: