Airsick is a term used to describe the feeling of sickness and nausea experienced by an individual during a flight. However, there are various synonyms that can be used to refer to this condition. These include flight sickness, motion sickness, travel sickness, and altitude sickness. While flight sickness, motion sickness, and travel sickness are all associated with traveling, altitude sickness typically occurs when an individual ascends to high altitudes. Some of the common symptoms of airsickness, such as dizziness, vomiting, and headaches, are equally applicable to these synonyms. It is important to note that different individuals may have varying levels of susceptibility to airsickness and its synonyms.