kinetosis vs nausea

kinetosis and nausea both are nouns.

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

As nouns, nausea is a hypernym of kinetosis; that is, nausea is a word with a broader 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
nausea: the state that precedes vomiting

Other hypernyms of kinetosis include ailment, complaint, ill, sickness.

kinetosis (noun)	nausea (noun)
the state of being dizzy or nauseated because of the motions that occur while traveling in or on a moving vehicle	disgust so strong it makes you feel sick
	the state that precedes vomiting