kinetosis vs naupathia

kinetosis and naupathia both are nouns.

Word	Noun	Adjective	Verb	Adverb
kinetosis	Yes	No	No	No
naupathia	Yes	No	No	No

As nouns, naupathia is a hyponym of kinetosis; that is, naupathia is a word with a more specific, narrower meaning than kinetosis:

kinetosis: the state of being dizzy or nauseated because of the motions that occur while traveling in or on a moving vehicle
naupathia: motion sickness experienced while traveling on water

Other hyponyms of kinetosis include air sickness, airsickness, car sickness, mal de mer, seasickness.

kinetosis (noun)	naupathia (noun)
the state of being dizzy or nauseated because of the motions that occur while traveling in or on a moving vehicle	motion sickness experienced while traveling on water