hypersensitivity vs sensibility

hypersensitivity and sensibility both are nouns.

Word	Noun	Adjective	Verb	Adverb
hypersensitivity	Yes	No	No	No
sensibility	Yes	No	No	No

As nouns, sensibility is a hypernym of hypersensitivity; that is, sensibility is a word with a broader meaning than hypersensitivity:

hypersensitivity: extreme sensitivity
sensibility: (physiology) responsiveness to external stimuli; the faculty of sensation

Other hypernyms of hypersensitivity include sensitiveness, sensitivity.

hypersensitivity (noun)	sensibility (noun)
extreme sensitivity	mental responsiveness and awareness
pathological sensitivity	(physiology) responsiveness to external stimuli; the faculty of sensation
	refined sensitivity to pleasurable or painful impressions