Nausea (noun)

A feeling of sickness in the stomach with an urge to vomit.

Origin:

From latin nausea, from ancient greek ναυσία (nausía, "seasickness") from ναῦς (naûs, "ship").

Examples:

1. He felt nausea after eating that.
2. The nausea was so strong that she couldn't stand.
3. Nausea is a common side effect of chemotherapy.
4. Morning sickness is a form of nausea experienced during pregnancy.
5. The smell of the food caused her nausea.