同义词 grounds

basis reason justification argument proof foundation premise account antecedent base bedrock call cause demonstration determinant dope evidence excuse factor footing goods groundwork inducement info information infrastructure motive numbers occasion pretext rationale root seat substratum test testimony trial underpinning wherefore why chapter and verse straight stuff whyfor

estate land park parkland gardens surroundings domain acreage area campus country district environs fields habitat holding lot premises property realm sphere spot terrace terrain territory tract zone real estate

dregs lees sediment residue deposit sludge grouts leavings precipitate precipitation settlings