lagophthalmos vs abnormalcy

lagophthalmos and abnormalcy both are nouns.

Word	Noun	Adjective	Verb	Adverb
lagophthalmos	Yes	No	No	No
abnormalcy	Yes	No	No	No

As nouns, abnormalcy is a hypernym of lagophthalmos; that is, abnormalcy is a word with a broader meaning than lagophthalmos:

lagophthalmos: abnormal condition in which an eye cannot close completely
abnormalcy: an abnormal physical condition resulting from defective genes or developmental deficiencies

Other hypernyms of lagophthalmos include abnormality.

lagophthalmos (noun)	abnormalcy (noun)
abnormal condition in which an eye cannot close completely	an abnormal physical condition resulting from defective genes or developmental deficiencies