motion sickadjective
also motion-sick uk/ˈməʊ.ʃən ˌsɪk//ˈmoʊ.ʃən ˌsɪk/US UK travel-sickvomiting or feeling that you want to vomit because of the movement of a vehicle, aircraft, ship, etc. when you are travelling:
She's probably just motion sick from the movement of the waves.