i Register
In some senses, colter is marked as US. Watch for register when choosing this word.
noun
Alternative spelling of coulter.
I lately left a furrow, one or twayne, Unplough'd, the which my coulter hath not cleft […]
What is it but a servitude like that impos'd by the Philistims, not to be allow'd the sharpning of our own axes and coulters, but we must repair from all quarters to twenty licencing forges.
name
A surname.