roughly

This package weighs roughly 1 kilogram.

roughly   /ˈrʌfli/   adverb

1 : not exactly but close in number, quality, meaning, etc.
	Roughly translated, it means “hurry up!”
	The new product is modeled roughly on an earlier design.
	Roughly [=approximately] 20 percent of our land is farmland.
2 a [more roughly; most roughly] : in a way that is not gentle or careful
	He threw the package roughly in the truck.
	The guard told us roughly that we had to stand back.
	He pushed her roughly.
2 b [more roughly; most roughly] : in a very simple or basic way
	a roughly [=crudely] built shelter
	roughly sketched drawings
2 c [more roughly; most roughly] : in a way that produces a rough surface
	roughly cut timber