I think if you go to their profile there is an option to report the player.
how to report?
You can report any user that is being abusive via the contact form.
https://support.chess.com/customer/portal/emails/new
You can report any user that is being abusive via the contact form.
https://support.chess.com/customer/portal/emails/new
A certain person who shall remain nameless cough cough [naming and shaming not allowed -- MOD] cough cough waited till i was up 2 pawns and a rook and then with 24 minutes left let the time run out then acuused me of using a bloody engine....if i was using an enigne would i be rated below 1100 moron