An antacid is a substance which neutralizes stomach acidity, which in turn relieves heartburn.n antacid is a substance which neutralizes stomach acidity, which in turn relieves heartburn.
Hip is the region below the waist and above the thigh. It includes the buttocks (which only refers to the back muscle). It includes the flesh and internal anatomy of this area especially the bones, hence you have hip joints.
The groin is an area of your hip between your stomach and thigh. It is located where your abdomen ends and your legs begin. The groin area has five muscles that work together to move your leg.