Open English Wordnet
Nouns
(n)evidence, groundsyour basis for belief or disbelief; knowledge on which to base belief“the evidence that smoking causes lung cancer is very compelling” (n)yard, grounds, curtilagethe enclosed land around a house or other building“it was a small house with almost no yard” (n)groundsa tract of land cleared for some special purposes (recreation or burial etc.) (n)cause, reason, groundsa justification for something existing or happening“he had no cause to complain”,
“they had good reason to rejoice” (n)groundsdregs 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”