Corfect is a play on the word perfect for the purposes of highlighting Cora's OCD when it comes to keeping sh*t clean.
Sergeant Coralic: ATTENTION PRIVATE!!
Private Poorbastard: SIR YES SIR?
Sergeant Coralic: I WANT THE MESS HALL CLEANED!!
Private Poorbastard: SIR YES SIR!!
Sergeant Coralic: AND WHEN IM BACK IT BETTER BE CORFECT. *hards the private a cleaning spray*
Private Poorbastard: psst psst, *wipe*, psst psst, *wipe*