queasiness vs jactation

queasiness and jactation both are nouns.

Word	Noun	Adjective	Verb	Adverb
queasiness	Yes	No	No	No
jactation	Yes	No	No	No

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

queasiness: inability to rest or relax or be still
jactation: (pathology) extremely restless tossing and twitching usually by a person with a severe illness

Other hyponyms of queasiness include jactitation.

queasiness (noun)	jactation (noun)
inability to rest or relax or be still	(pathology) extremely restless tossing and twitching usually by a person with a severe illness
a mild state of nausea