grounds

Sense 1 noun

your basis for belief or disbelief; knowledge on which to base belief

the evidence that smoking causes lung cancer is very compelling

Sense 2 noun

the enclosed land around a house or other building

it was a small house with almost no yard

Sense 3 noun

a tract of land cleared for some special purposes (recreation or burial etc.)

Sense 4 noun

a justification for something existing or happening

he had no cause to complain

Sense 5 noun

dregs consisting of solid particles (especially of coffee) that form a residue

it is a Middle Eastern custom to read your future in your coffee grounds