Same as cerat-, cerato-, with retention of the Greek k instead of the usual and regular change to Latin c.
The Century Dictionary (Public Domain)
Use "kerat" in a sentence
"Azhar, who is state Opposition leader, was ordered out at 3. 30pm after he refused to retract the word "kerat" (cut or slice) when referring to some Pakatan Rakyat leaders."
"Outside the assembly Azhar insisted that "kerat" was not an offensive word."
"Madam called sharply to the horses, "Hi-hi-hi-kerat! hi-kerat-kerat!" and they started off at a rattling pace, the barrels of dip creaking and squeaking as they swayed under their rope lashings."