keratoscopy vs scrutiny

keratoscopy and scrutiny both are nouns.

Word	Noun	Adjective	Verb	Adverb
keratoscopy	Yes	No	No	No
scrutiny	Yes	No	No	No

As nouns, scrutiny is a hypernym of keratoscopy; that is, scrutiny is a word with a broader meaning than keratoscopy:

keratoscopy: examination of the cornea with a keratoscope to detect irregularities in its anterior surface
scrutiny: the act of examining something closely (as for mistakes)

Other hypernyms of keratoscopy include examination.

keratoscopy (noun)	scrutiny (noun)
examination of the cornea with a keratoscope to detect irregularities in its anterior surface	the act of examining something closely (as for mistakes)
	a prolonged intense look