ground almond; ground attack; ground bait; ground ball; ground bass; ground beef; ground beetle; ground cable; ground cedar; ground cherry; ground cloth; ground control; ground cover; ground crew; ground effect; ground fir; ground fire; ground floor; ground forces; ground glass; ground ivy; ground level; ground loop; ground noise; ground out; ground pine; ground pink; ground plan; ground rattler; ground rent; ground roller; ground rose; ground rule; ground sloth; ground snake; ground squirrel; ground state; ground stroke; ground substance; ground swell; ground tackle; ground water; ground wave; ground zero; ground-berry; ground-controlled approach; ground-effect machine; ground-emplaced mine; ground-floor; ground-hugging; ground-service crew; ground-shaker;