Nauseated is a verb, it means one experiences nausea. Nauseous is an adjective, it means one is affected with nausea.

Nausea is a sensation that one feel he is about to vomit. Dizziness is to have a sensation of turning around; feeling unbalanced or lightheaded.

Nausea is a feeling of physical unwellness, usually with the desire to vomit. Indigestion is a common medical condition most often caused by eating too quickly, oily, spicy, etc.

Oxycodone hydrochloride is indicated for the management of moderate to severe pain. On the other hand, Oxycontin is a painkiller but it is used to treat chronic pain.

Nausea is a feeling of physical unwellness, usually with the desire to vomit. On the other hand, hunger is a need or compelling desire for food.