"thresh"
4 occurrences in KJV
Behold, I will make thee a new sharp threshing instrument having teeth: thou shalt thresh the mountains, and beat them small, and shalt make the hills as chaff.
For thus saith the LORD of hosts, the God of Israel; The daughter of Babylon is like a threshingfloor, it is time to thresh her: yet a little while, and the time of her harvest shall come.