saturnism vs sickness

saturnism and sickness both are nouns.

Word	Noun	Adjective	Verb	Adverb
saturnism	Yes	No	No	No
sickness	Yes	No	No	No

As nouns, sickness is a hypernym of saturnism; that is, sickness is a word with a broader meaning than saturnism:

saturnism: toxic condition produced by the absorption of excessive lead into the system
sickness: impairment of normal physiological function affecting part or all of an organism

Other hypernyms of saturnism include illness, malady, unwellness.

saturnism (noun)	sickness (noun)
toxic condition produced by the absorption of excessive lead into the system	impairment of normal physiological function affecting part or all of an organism
	the state that precedes vomiting
	defectiveness or unsoundness