roughly
adv. degreeadv. not exactly, but close to a certain number or amount. You use it when you are giving an estimate rather than a perfect measurement.
adv. approximately or nearly; used to indicate that a figure or description is close to the truth but not precise.
The trip takes roughly three hours by car.
The project will cost roughly five thousand dollars, though the final price depends on the materials we choose.
The researchers estimated that roughly two-thirds of the population had access to clean water before the new infrastructure was built, highlighting a significant gap in public services.
From rough + -ly.
Typically placed immediately before the numerical value or adjective it modifies.
The roughly cost is ten dollars.The cost is roughly ten dollars.Roughly is an adverb and cannot modify a noun directly; it should modify the verb or the numerical value.